Q: What is the sum of all factors of the number 12,280 including 12,280?
A: 27,720
The factors of the number 12,280 are: 1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2456, 3070, 6140, 12280.
If you add them up, you will get the total of 27,720.