Q: What is the sum of all factors of the number 107,990 excluding 107,990?
A: 86,410
The factors of the number 107,990 are: 1, 2, 5, 10, 10799, 21598, 53995, 107990.
If you add them up, you will get the total of 108,076. Now subtract 107,990 to get 86,410