The factors of the number 3,240,864 are: 1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 31, 32, 33, 36, 44, 48, 54, 62, 66, 72, 88, 93, 96, 99, 108, 121, 124, 132, 144, 176, 186, 198, 216, 242, 248, 264, 279, 288, 297, 341, 352, 363, 372, 396, 432, 484, 496, 528, 558, 594, 682, 726, 744, 792, 837, 864, 968, 992, 1023, 1056, 1089, 1116, 1188, 1364, 1452, 1488, 1584, 1674, 1936, 2046, 2178, 2232, 2376, 2728, 2904, 2976, 3069, 3168, 3267, 3348, 3751, 3872, 4092, 4356, 4464, 4752, 5456, 5808, 6138, 6534, 6696, 7502, 8184, 8712, 8928, 9207, 9504, 10912, 11253, 11616, 12276, 13068, 13392, 15004, 16368, 17424, 18414, 22506, 24552, 26136, 26784, 30008, 32736, 33759, 34848, 36828, 45012, 49104, 52272, 60016, 67518, 73656, 90024, 98208, 101277, 104544, 120032, 135036, 147312, 180048, 202554, 270072, 294624, 360096, 405108, 540144, 810216, 1080288, 1620432, 3240864.
If you add them up, you will get the total of 3,240,871. Now subtract 3,240,864 to get 7,484,256