Q: What is the sum of all factors of the number 28,140 including 28,140?

A: 91,392

Why is 91,392 the sum of all factors of 28,140, including 28,140?

The factors of the number 28,140 are: 1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 67, 70, 84, 105, 134, 140, 201, 210, 268, 335, 402, 420, 469, 670, 804, 938, 1005, 1340, 1407, 1876, 2010, 2345, 2814, 4020, 4690, 5628, 7035, 9380, 14070, 28140.

If you add them up, you will get the total of 91,392.