Q: What is the sum of all factors of the number 1,220,780 excluding 1,220,780?
A: 1,682,260
The factors of the number 1,220,780 are: 1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 179, 220, 310, 341, 358, 620, 682, 716, 895, 1364, 1705, 1790, 1969, 3410, 3580, 3938, 5549, 6820, 7876, 9845, 11098, 19690, 22196, 27745, 39380, 55490, 61039, 110980, 122078, 244156, 305195, 610390, 1220780.
If you add them up, you will get the total of 1,220,781. Now subtract 1,220,780 to get 1,682,260