The factors of the number 402,365,600 are: 1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 32, 35, 40, 50, 52, 56, 65, 70, 80, 91, 100, 104, 112, 130, 140, 160, 175, 182, 200, 208, 224, 260, 280, 325, 350, 364, 400, 416, 455, 520, 560, 650, 700, 728, 800, 910, 1040, 1120, 1300, 1400, 1456, 1820, 2080, 2275, 2600, 2800, 2912, 3640, 4550, 5200, 5527, 5600, 7280, 9100, 10400, 11054, 14560, 18200, 22108, 27635, 36400, 38689, 44216, 55270, 71851, 72800, 77378, 88432, 110540, 138175, 143702, 154756, 176864, 193445, 221080, 276350, 287404, 309512, 359255, 386890, 442160, 502957, 552700, 574808, 619024, 718510, 773780, 884320, 967225, 1005914, 1105400, 1149616, 1238048, 1437020, 1547560, 1796275, 1934450, 2011828, 2210800, 2299232, 2514785, 2874040, 3095120, 3592550, 3868900, 4023656, 4421600, 5029570, 5748080, 6190240, 7185100, 7737800, 8047312, 10059140, 11496160, 12573925, 14370200, 15475600, 16094624, 20118280, 25147850, 28740400, 30951200, 40236560, 50295700, 57480800, 80473120, 100591400, 201182800, 402365600.
If you add them up, you will get the total of 402,366,406. Now subtract 402,365,600 to get 806,807,008