Q: What is the sum of all factors of the number 4,287,220 excluding 4,287,220?

A: 6,131,468

Why is 6,131,468 the sum of all factors of 4,287,220, excluding 4,287,220?

The factors of the number 4,287,220 are: 1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 271, 452, 542, 565, 791, 1084, 1130, 1355, 1582, 1897, 2260, 2710, 3164, 3794, 3955, 5420, 7588, 7910, 9485, 15820, 18970, 30623, 37940, 61246, 122492, 153115, 214361, 306230, 428722, 612460, 857444, 1071805, 2143610, 4287220.

If you add them up, you will get the total of 4,287,226. Now subtract 4,287,220 to get 6,131,468