28143680

素因数分解:

$2^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2377}}^1$

素因数の和:2431

約数の個数: 56

約数和(自身を含む): 68857368

約数和(自身を除く): 40713688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 148, 160, 185, 296, 320, 370, 592, 740, 1184, 1480, 2368, 2377, 2960, 4754, 5920, 9508, 11840, 11885, 19016, 23770, 38032, 47540, 76064, 87949, 95080, 152128, 175898, 190160, 351796, 380320, 439745, 703592, 760640, 879490, 1407184, 1758980, 2814368, 3517960, 5628736, 7035920, 14071840, 28143680]

約数ペア:

[(1, 28143680), (2, 14071840), (4, 7035920), (5, 5628736), (8, 3517960), (10, 2814368), (16, 1758980), (20, 1407184), (32, 879490), (37, 760640), (40, 703592), (64, 439745), (74, 380320), (80, 351796), (148, 190160), (160, 175898), (185, 152128), (296, 95080), (320, 87949), (370, 76064), (592, 47540), (740, 38032), (1184, 23770), (1480, 19016), (2368, 11885), (2377, 11840), (2960, 9508), (4754, 5920)]