The factors of the number 2,108,700 are: 1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 27, 30, 33, 36, 44, 45, 50, 54, 55, 60, 66, 71, 75, 90, 99, 100, 108, 110, 132, 135, 142, 150, 165, 180, 198, 213, 220, 225, 270, 275, 284, 297, 300, 330, 355, 396, 426, 450, 495, 540, 550, 594, 639, 660, 675, 710, 781, 825, 852, 900, 990, 1065, 1100, 1188, 1278, 1350, 1420, 1485, 1562, 1650, 1775, 1917, 1980, 2130, 2343, 2475, 2556, 2700, 2970, 3124, 3195, 3300, 3550, 3834, 3905, 4260, 4686, 4950, 5325, 5940, 6390, 7029, 7100, 7425, 7668, 7810, 9372, 9585, 9900, 10650, 11715, 12780, 14058, 14850, 15620, 15975, 19170, 19525, 21087, 21300, 23430, 28116, 29700, 31950, 35145, 38340, 39050, 42174, 46860, 47925, 58575, 63900, 70290, 78100, 84348, 95850, 105435, 117150, 140580, 175725, 191700, 210870, 234300, 351450, 421740, 527175, 702900, 1054350, 2108700.
If you add them up, you will get the total of 7,499,520.