Q: What is the sum of all factors of the number 197,472 excluding 197,472?

A: 405,816

Why is 405,816 the sum of all factors of 197,472, excluding 197,472?

The factors of the number 197,472 are: 1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 22, 24, 32, 33, 34, 44, 48, 51, 66, 68, 88, 96, 102, 121, 132, 136, 176, 187, 204, 242, 264, 272, 352, 363, 374, 408, 484, 528, 544, 561, 726, 748, 816, 968, 1056, 1122, 1452, 1496, 1632, 1936, 2057, 2244, 2904, 2992, 3872, 4114, 4488, 5808, 5984, 6171, 8228, 8976, 11616, 12342, 16456, 17952, 24684, 32912, 49368, 65824, 98736, 197472.

If you add them up, you will get the total of 197,877. Now subtract 197,472 to get 405,816