Q: What is the sum of all factors of the number 7,789,980 excluding 7,789,980?
A: 17,682,180
The factors of the number 7,789,980 are: 1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 29, 30, 33, 37, 44, 55, 58, 60, 66, 74, 87, 110, 111, 116, 121, 132, 145, 148, 165, 174, 185, 220, 222, 242, 290, 319, 330, 348, 363, 370, 407, 435, 444, 484, 555, 580, 605, 638, 660, 726, 740, 814, 870, 957, 1073, 1110, 1210, 1221, 1276, 1452, 1595, 1628, 1740, 1815, 1914, 2035, 2146, 2220, 2420, 2442, 3190, 3219, 3509, 3630, 3828, 4070, 4292, 4477, 4785, 4884, 5365, 6105, 6380, 6438, 7018, 7260, 8140, 8954, 9570, 10527, 10730, 11803, 12210, 12876, 13431, 14036, 16095, 17545, 17908, 19140, 21054, 21460, 22385, 23606, 24420, 26862, 32190, 35090, 35409, 42108, 44770, 47212, 52635, 53724, 59015, 64380, 67155, 70180, 70818, 89540, 105270, 118030, 129833, 134310, 141636, 177045, 210540, 236060, 259666, 268620, 354090, 389499, 519332, 649165, 708180, 778998, 1298330, 1557996, 1947495, 2596660, 3894990, 7789980.
If you add them up, you will get the total of 7,789,997. Now subtract 7,789,980 to get 17,682,180