Q: What is the sum of all factors of the number 197,100 excluding 197,100?

A: 445,220

Why is 445,220 the sum of all factors of 197,100, excluding 197,100?

The factors of the number 197,100 are: 1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 73, 75, 90, 100, 108, 135, 146, 150, 180, 219, 225, 270, 292, 300, 365, 438, 450, 540, 657, 675, 730, 876, 900, 1095, 1314, 1350, 1460, 1825, 1971, 2190, 2628, 2700, 3285, 3650, 3942, 4380, 5475, 6570, 7300, 7884, 9855, 10950, 13140, 16425, 19710, 21900, 32850, 39420, 49275, 65700, 98550, 197100.

If you add them up, you will get the total of 197,545. Now subtract 197,100 to get 445,220