440806160

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{148921}}^1$

素因数の和:148971

約数の個数: 40

約数和(自身を含む): 1052580696

約数和(自身を除く): 611774536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 148921, 297842, 595684, 744605, 1191368, 1489210, 2382736, 2978420, 5510077, 5956840, 11020154, 11913680, 22040308, 27550385, 44080616, 55100770, 88161232, 110201540, 220403080, 440806160]

約数ペア:

[(1, 440806160), (2, 220403080), (4, 110201540), (5, 88161232), (8, 55100770), (10, 44080616), (16, 27550385), (20, 22040308), (37, 11913680), (40, 11020154), (74, 5956840), (80, 5510077), (148, 2978420), (185, 2382736), (296, 1489210), (370, 1191368), (592, 744605), (740, 595684), (1480, 297842), (2960, 148921)]