The factors of the number 651,420 are: 1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 47, 55, 60, 63, 66, 70, 77, 84, 90, 94, 99, 105, 110, 126, 132, 140, 141, 154, 165, 180, 188, 198, 210, 220, 231, 235, 252, 282, 308, 315, 329, 330, 385, 396, 420, 423, 462, 470, 495, 517, 564, 630, 658, 660, 693, 705, 770, 846, 924, 940, 987, 990, 1034, 1155, 1260, 1316, 1386, 1410, 1540, 1551, 1645, 1692, 1974, 1980, 2068, 2115, 2310, 2585, 2772, 2820, 2961, 3102, 3290, 3465, 3619, 3948, 4230, 4620, 4653, 4935, 5170, 5922, 6204, 6580, 6930, 7238, 7755, 8460, 9306, 9870, 10340, 10857, 11844, 13860, 14476, 14805, 15510, 18095, 18612, 19740, 21714, 23265, 29610, 31020, 32571, 36190, 43428, 46530, 54285, 59220, 65142, 72380, 93060, 108570, 130284, 162855, 217140, 325710, 651420.
If you add them up, you will get the total of 651,421. Now subtract 651,420 to get 1,864,548