Q: What is the sum of all factors of the number 42,520 excluding 42,520?
A: 53,240
The factors of the number 42,520 are: 1, 2, 4, 5, 8, 10, 20, 40, 1063, 2126, 4252, 5315, 8504, 10630, 21260, 42520.
If you add them up, you will get the total of 42,573. Now subtract 42,520 to get 53,240