Q: What is the sum of all factors of the number 1,171,280 including 1,171,280?

A: 2,995,530

Why is 2,995,530 the sum of all factors of 1,171,280, including 1,171,280?

The factors of the number 1,171,280 are: 1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1331, 1936, 2420, 2662, 4840, 5324, 6655, 9680, 10648, 13310, 14641, 21296, 26620, 29282, 53240, 58564, 73205, 106480, 117128, 146410, 234256, 292820, 585640, 1171280.

If you add them up, you will get the total of 2,995,530.