70728040

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{17167}}^1$

素因数の和:17281

約数の個数: 32

約数和(自身を含む): 160692480

約数和(自身を除く): 89964440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 17167, 34334, 68668, 85835, 137336, 171670, 343340, 686680, 1768201, 3536402, 7072804, 8841005, 14145608, 17682010, 35364020, 70728040]

約数ペア:

[(1, 70728040), (2, 35364020), (4, 17682010), (5, 14145608), (8, 8841005), (10, 7072804), (20, 3536402), (40, 1768201), (103, 686680), (206, 343340), (412, 171670), (515, 137336), (824, 85835), (1030, 68668), (2060, 34334), (4120, 17167)]