Q: What is the sum of all factors of the number 400,504 excluding 400,504?
A: 408,416
The factors of the number 400,504 are: 1, 2, 4, 8, 13, 26, 52, 104, 3851, 7702, 15404, 30808, 50063, 100126, 200252, 400504.
If you add them up, you will get the total of 400,912. Now subtract 400,504 to get 408,416