Q: What is the sum of all factors of the number 25,660 excluding 25,660?
A: 28,268
The factors of the number 25,660 are: 1, 2, 4, 5, 10, 20, 1283, 2566, 5132, 6415, 12830, 25660.
If you add them up, you will get the total of 25,688. Now subtract 25,660 to get 28,268