Q: What is the sum of all factors of the number 1,665,520 including 1,665,520?

A: 3,928,320

Why is 3,928,320 the sum of all factors of 1,665,520, including 1,665,520?

The factors of the number 1,665,520 are: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 191, 218, 382, 436, 545, 764, 872, 955, 1090, 1528, 1744, 1910, 2180, 3056, 3820, 4360, 7640, 8720, 15280, 20819, 41638, 83276, 104095, 166552, 208190, 333104, 416380, 832760, 1665520.

If you add them up, you will get the total of 3,928,320.