Q: What is the sum of all factors of the number 1,221,220 including 1,221,220?
A: 3,499,776
The factors of the number 1,221,220 are: 1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 61, 65, 70, 77, 91, 110, 122, 130, 140, 143, 154, 182, 220, 244, 260, 286, 305, 308, 364, 385, 427, 455, 572, 610, 671, 715, 770, 793, 854, 910, 1001, 1220, 1342, 1430, 1540, 1586, 1708, 1820, 2002, 2135, 2684, 2860, 3172, 3355, 3965, 4004, 4270, 4697, 5005, 5551, 6710, 7930, 8540, 8723, 9394, 10010, 11102, 13420, 15860, 17446, 18788, 20020, 22204, 23485, 27755, 34892, 43615, 46970, 55510, 61061, 87230, 93940, 111020, 122122, 174460, 244244, 305305, 610610, 1221220.
If you add them up, you will get the total of 3,499,776.