factor.exe: which program is it?
factor.exe is a program file that 2 Windows programs install, the best known being unxutils. The list below names each one with its publisher and install folder.
| App | Publisher | Latest version | Default install folder |
|---|---|---|---|
| unxutils | — | 2007.03.01 | — |
| microsoft-coreutils | — | 2026.9.3 | — |
Frequently asked questions
Is factor.exe safe?
factor.exe is a normal part of unxutils when it sits in the program's install folder and carries the publisher's digital signature. A file with the same name in another folder can be something else: check its signature and hash.
Where is factor.exe located?
In the program's install folder, which the installer chooses; winget puts portable programs under %LOCALAPPDATA%\Microsoft\WinGet\Packages.
How do I remove factor.exe?
Uninstall unxutils through Settings → Apps or with winget; the uninstaller removes factor.exe with it. Deleting the file alone leaves the rest of the program behind.