Q: What is the sum of all factors of the number 8,540 including 8,540?
A: 20,832
The factors of the number 8,540 are: 1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 8540.
If you add them up, you will get the total of 20,832.