42950120

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{24971}}^1$

素因数の和:25025

約数の個数: 32

約数和(自身を含む): 98889120

約数和(自身を除く): 55939000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 24971, 49942, 99884, 124855, 199768, 249710, 499420, 998840, 1073753, 2147506, 4295012, 5368765, 8590024, 10737530, 21475060, 42950120]

約数ペア:

[(1, 42950120), (2, 21475060), (4, 10737530), (5, 8590024), (8, 5368765), (10, 4295012), (20, 2147506), (40, 1073753), (43, 998840), (86, 499420), (172, 249710), (215, 199768), (344, 124855), (430, 99884), (860, 49942), (1720, 24971)]