Q: What is the sum of all factors of the number 109,090 excluding 109,090?
A: 87,290
The factors of the number 109,090 are: 1, 2, 5, 10, 10909, 21818, 54545, 109090.
If you add them up, you will get the total of 109,177. Now subtract 109,090 to get 87,290