57981080

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{30841}}^1$

素因数の和:30899

約数の個数: 32

約数和(自身を含む): 133237440

約数和(自身を除く): 75256360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 30841, 61682, 123364, 154205, 246728, 308410, 616820, 1233640, 1449527, 2899054, 5798108, 7247635, 11596216, 14495270, 28990540, 57981080]

約数ペア:

[(1, 57981080), (2, 28990540), (4, 14495270), (5, 11596216), (8, 7247635), (10, 5798108), (20, 2899054), (40, 1449527), (47, 1233640), (94, 616820), (188, 308410), (235, 246728), (376, 154205), (470, 123364), (940, 61682), (1880, 30841)]