The factors of the number 1,246,440 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 47, 51, 52, 60, 65, 68, 78, 85, 94, 102, 104, 120, 130, 136, 141, 156, 170, 188, 195, 204, 221, 235, 255, 260, 282, 312, 340, 376, 390, 408, 442, 470, 510, 520, 564, 611, 663, 680, 705, 780, 799, 884, 940, 1020, 1105, 1128, 1222, 1326, 1410, 1560, 1598, 1768, 1833, 1880, 2040, 2210, 2397, 2444, 2652, 2820, 3055, 3196, 3315, 3666, 3995, 4420, 4794, 4888, 5304, 5640, 6110, 6392, 6630, 7332, 7990, 8840, 9165, 9588, 10387, 11985, 12220, 13260, 14664, 15980, 18330, 19176, 20774, 23970, 24440, 26520, 31161, 31960, 36660, 41548, 47940, 51935, 62322, 73320, 83096, 95880, 103870, 124644, 155805, 207740, 249288, 311610, 415480, 623220, 1246440.
If you add them up, you will get the total of 1,246,443. Now subtract 1,246,440 to get 3,108,120