The factors of the number 3,079,440 are: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 47, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 94, 104, 105, 112, 117, 120, 126, 130, 140, 141, 144, 156, 168, 180, 182, 188, 195, 208, 210, 234, 235, 240, 252, 260, 273, 280, 282, 312, 315, 329, 336, 360, 364, 376, 390, 420, 423, 455, 468, 470, 504, 520, 546, 560, 564, 585, 611, 624, 630, 658, 705, 720, 728, 752, 780, 819, 840, 846, 910, 936, 940, 987, 1008, 1040, 1092, 1128, 1170, 1222, 1260, 1316, 1365, 1410, 1456, 1560, 1638, 1645, 1680, 1692, 1820, 1833, 1872, 1880, 1974, 2115, 2184, 2256, 2340, 2444, 2520, 2632, 2730, 2820, 2961, 3055, 3120, 3276, 3290, 3384, 3640, 3666, 3760, 3948, 4095, 4230, 4277, 4368, 4680, 4888, 4935, 5040, 5264, 5460, 5499, 5640, 5922, 6110, 6552, 6580, 6768, 7280, 7332, 7896, 8190, 8460, 8554, 9165, 9360, 9776, 9870, 10920, 10998, 11280, 11844, 12220, 12831, 13104, 13160, 14664, 14805, 15792, 16380, 16920, 17108, 18330, 19740, 21385, 21840, 21996, 23688, 24440, 25662, 26320, 27495, 29328, 29610, 32760, 33840, 34216, 36660, 38493, 39480, 42770, 43992, 47376, 48880, 51324, 54990, 59220, 64155, 65520, 68432, 73320, 76986, 78960, 85540, 87984, 102648, 109980, 118440, 128310, 146640, 153972, 171080, 192465, 205296, 219960, 236880, 256620, 307944, 342160, 384930, 439920, 513240, 615888, 769860, 1026480, 1539720, 3079440.
If you add them up, you will get the total of 12,999,168.