The factors of the number 1,567,440 are: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 311, 315, 336, 360, 420, 504, 560, 622, 630, 720, 840, 933, 1008, 1244, 1260, 1555, 1680, 1866, 2177, 2488, 2520, 2799, 3110, 3732, 4354, 4665, 4976, 5040, 5598, 6220, 6531, 7464, 8708, 9330, 10885, 11196, 12440, 13062, 13995, 14928, 17416, 18660, 19593, 21770, 22392, 24880, 26124, 27990, 32655, 34832, 37320, 39186, 43540, 44784, 52248, 55980, 65310, 74640, 78372, 87080, 97965, 104496, 111960, 130620, 156744, 174160, 195930, 223920, 261240, 313488, 391860, 522480, 783720, 1567440.
If you add them up, you will get the total of 6,035,328.