Q: What is the sum of all factors of the number 401,670 excluding 401,670?
A: 642,906
The factors of the number 401,670 are: 1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 4463, 8926, 13389, 22315, 26778, 40167, 44630, 66945, 80334, 133890, 200835, 401670.
If you add them up, you will get the total of 402,312. Now subtract 401,670 to get 642,906