Q: What is the sum of all factors of the number 12,220 including 12,220?
A: 28,224
The factors of the number 12,220 are: 1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 260, 470, 611, 940, 1222, 2444, 3055, 6110, 12220.
If you add them up, you will get the total of 28,224.