Q: What is the sum of all factors of the number 2,620 excluding 2,620?
A: 2,924
The factors of the number 2,620 are: 1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620.
If you add them up, you will get the total of 2,622. Now subtract 2,620 to get 2,924