Q: What is the sum of all factors of the number 12,320 including 12,320?

A: 36,288

Why is 36,288 the sum of all factors of 12,320, including 12,320?

The factors of the number 12,320 are: 1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 352, 385, 440, 560, 616, 770, 880, 1120, 1232, 1540, 1760, 2464, 3080, 6160, 12320.

If you add them up, you will get the total of 36,288.