Q: What is the sum of all factors of the number 397,980 excluding 397,980?
A: 972,900
The factors of the number 397,980 are: 1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 67, 90, 99, 108, 110, 132, 134, 135, 165, 180, 198, 201, 220, 268, 270, 297, 330, 335, 396, 402, 495, 540, 594, 603, 660, 670, 737, 804, 990, 1005, 1188, 1206, 1340, 1474, 1485, 1809, 1980, 2010, 2211, 2412, 2948, 2970, 3015, 3618, 3685, 4020, 4422, 5940, 6030, 6633, 7236, 7370, 8844, 9045, 11055, 12060, 13266, 14740, 18090, 19899, 22110, 26532, 33165, 36180, 39798, 44220, 66330, 79596, 99495, 132660, 198990, 397980.
If you add them up, you will get the total of 398,952. Now subtract 397,980 to get 972,900