The factors of the number 670,021,440 are: 1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 67, 80, 88, 96, 110, 120, 132, 134, 160, 165, 176, 192, 201, 220, 240, 264, 268, 320, 330, 335, 352, 402, 440, 480, 528, 536, 660, 670, 704, 737, 804, 880, 947, 960, 1005, 1056, 1072, 1320, 1340, 1474, 1608, 1760, 1894, 2010, 2112, 2144, 2211, 2640, 2680, 2841, 2948, 3216, 3520, 3685, 3788, 4020, 4288, 4422, 4735, 5280, 5360, 5682, 5896, 6432, 7370, 7576, 8040, 8844, 9470, 10417, 10560, 10720, 11055, 11364, 11792, 12864, 14205, 14740, 15152, 16080, 17688, 18940, 20834, 21440, 22110, 22728, 23584, 28410, 29480, 30304, 31251, 32160, 35376, 37880, 41668, 44220, 45456, 47168, 52085, 56820, 58960, 60608, 62502, 63449, 64320, 70752, 75760, 83336, 88440, 90912, 104170, 113640, 117920, 125004, 126898, 141504, 151520, 156255, 166672, 176880, 181824, 190347, 208340, 227280, 235840, 250008, 253796, 303040, 312510, 317245, 333344, 353760, 380694, 416680, 454560, 500016, 507592, 625020, 634490, 666688, 697939, 707520, 761388, 833360, 909120, 951735, 1000032, 1015184, 1250040, 1268980, 1395878, 1522776, 1666720, 1903470, 2000064, 2030368, 2093817, 2500080, 2537960, 2791756, 3045552, 3333440, 3489695, 3806940, 4060736, 4187634, 5000160, 5075920, 5583512, 6091104, 6979390, 7613880, 8375268, 10000320, 10151840, 10469085, 11167024, 12182208, 13958780, 15227760, 16750536, 20303680, 20938170, 22334048, 27917560, 30455520, 33501072, 41876340, 44668096, 55835120, 60911040, 67002144, 83752680, 111670240, 134004288, 167505360, 223340480, 335010720, 670021440.
If you add them up, you will get the total of 670,021,441. Now subtract 670,021,440 to get 1,687,813,824