Q: What is the sum of all factors of the number 400,712 excluding 400,712?
A: 408,628
The factors of the number 400,712 are: 1, 2, 4, 8, 13, 26, 52, 104, 3853, 7706, 15412, 30824, 50089, 100178, 200356, 400712.
If you add them up, you will get the total of 401,120. Now subtract 400,712 to get 408,628