Q: What is the sum of all factors of the number 870,887,240 including 870,887,240?

A: 2,001,233,520

Why is 2,001,233,520 the sum of all factors of 870,887,240, including 870,887,240?

The factors of the number 870,887,240 are: 1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 241, 244, 305, 482, 488, 610, 964, 1205, 1220, 1481, 1928, 2410, 2440, 2962, 4820, 5924, 7405, 9640, 11848, 14701, 14810, 29402, 29620, 58804, 59240, 73505, 90341, 117608, 147010, 180682, 294020, 356921, 361364, 451705, 588040, 713842, 722728, 903410, 1427684, 1784605, 1806820, 2855368, 3569210, 3613640, 7138420, 14276840, 21772181, 43544362, 87088724, 108860905, 174177448, 217721810, 435443620, 870887240.

If you add them up, you will get the total of 2,001,233,520.