The factors of the number 7,660,440 are: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 41, 45, 54, 60, 72, 82, 90, 108, 120, 123, 135, 164, 173, 180, 205, 216, 246, 270, 328, 346, 360, 369, 410, 492, 519, 540, 615, 692, 738, 820, 865, 984, 1038, 1080, 1107, 1230, 1384, 1476, 1557, 1640, 1730, 1845, 2076, 2214, 2460, 2595, 2952, 3114, 3460, 3690, 4152, 4428, 4671, 4920, 5190, 5535, 6228, 6920, 7093, 7380, 7785, 8856, 9342, 10380, 11070, 12456, 14186, 14760, 15570, 18684, 20760, 21279, 22140, 23355, 28372, 31140, 35465, 37368, 42558, 44280, 46710, 56744, 62280, 63837, 70930, 85116, 93420, 106395, 127674, 141860, 170232, 186840, 191511, 212790, 255348, 283720, 319185, 383022, 425580, 510696, 638370, 766044, 851160, 957555, 1276740, 1532088, 1915110, 2553480, 3830220, 7660440.
If you add them up, you will get the total of 26,308,800.