Q: What is the sum of all factors of the number 12,720 including 12,720?
A: 40,176
The factors of the number 12,720 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 53, 60, 80, 106, 120, 159, 212, 240, 265, 318, 424, 530, 636, 795, 848, 1060, 1272, 1590, 2120, 2544, 3180, 4240, 6360, 12720.
If you add them up, you will get the total of 40,176.