Q: What is the sum of all factors of the number 3,520 including 3,520?
A: 9,144
The factors of the number 3,520 are: 1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520.
If you add them up, you will get the total of 9,144.