Q: What is the sum of all factors of the number 407,456 excluding 407,456?

A: 572,320

Why is 572,320 the sum of all factors of 407,456, excluding 407,456?

The factors of the number 407,456 are: 1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 107, 112, 119, 136, 214, 224, 238, 272, 428, 476, 544, 749, 856, 952, 1498, 1712, 1819, 1904, 2996, 3424, 3638, 3808, 5992, 7276, 11984, 12733, 14552, 23968, 25466, 29104, 50932, 58208, 101864, 203728, 407456.

If you add them up, you will get the total of 408,028. Now subtract 407,456 to get 572,320