The factors of the number 12,552,840 are: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 59, 60, 72, 90, 108, 118, 120, 135, 177, 180, 197, 216, 236, 270, 295, 354, 360, 394, 472, 531, 540, 590, 591, 708, 788, 885, 985, 1062, 1080, 1180, 1182, 1416, 1576, 1593, 1770, 1773, 1970, 2124, 2360, 2364, 2655, 2955, 3186, 3540, 3546, 3940, 4248, 4728, 5310, 5319, 5910, 6372, 7080, 7092, 7880, 7965, 8865, 10620, 10638, 11623, 11820, 12744, 14184, 15930, 17730, 21240, 21276, 23246, 23640, 26595, 31860, 34869, 35460, 42552, 46492, 53190, 58115, 63720, 69738, 70920, 92984, 104607, 106380, 116230, 139476, 174345, 209214, 212760, 232460, 278952, 313821, 348690, 418428, 464920, 523035, 627642, 697380, 836856, 1046070, 1255284, 1394760, 1569105, 2092140, 2510568, 3138210, 4184280, 6276420, 12552840.
If you add them up, you will get the total of 12,552,870. Now subtract 12,552,840 to get 30,215,160