The factors of the number 3,375,540 are: 1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 47, 54, 57, 60, 63, 70, 76, 84, 90, 94, 95, 105, 108, 114, 126, 133, 135, 140, 141, 171, 180, 188, 189, 190, 210, 228, 235, 252, 266, 270, 282, 285, 315, 329, 342, 378, 380, 399, 420, 423, 470, 513, 532, 540, 564, 570, 630, 658, 665, 684, 705, 756, 798, 846, 855, 893, 940, 945, 987, 1026, 1140, 1197, 1260, 1269, 1316, 1330, 1410, 1596, 1645, 1692, 1710, 1786, 1890, 1974, 1995, 2052, 2115, 2394, 2538, 2565, 2660, 2679, 2820, 2961, 3290, 3420, 3572, 3591, 3780, 3948, 3990, 4230, 4465, 4788, 4935, 5076, 5130, 5358, 5922, 5985, 6251, 6345, 6580, 7182, 7980, 8037, 8460, 8883, 8930, 9870, 10260, 10716, 11844, 11970, 12502, 12690, 13395, 14364, 14805, 16074, 17766, 17860, 17955, 18753, 19740, 23940, 24111, 25004, 25380, 26790, 29610, 31255, 32148, 35532, 35910, 37506, 40185, 44415, 48222, 53580, 56259, 59220, 62510, 71820, 75012, 80370, 88830, 93765, 96444, 112518, 120555, 125020, 160740, 168777, 177660, 187530, 225036, 241110, 281295, 337554, 375060, 482220, 562590, 675108, 843885, 1125180, 1687770, 3375540.
If you add them up, you will get the total of 12,902,400.