853702940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2510891}}^1$

素因数の和:2510917

約数の個数: 24

約数和(自身を含む): 1898234352

約数和(自身を除く): 1044531412

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 2510891, 5021782, 10043564, 12554455, 25108910, 42685147, 50217820, 85370294, 170740588, 213425735, 426851470, 853702940]

約数ペア:

[(1, 853702940), (2, 426851470), (4, 213425735), (5, 170740588), (10, 85370294), (17, 50217820), (20, 42685147), (34, 25108910), (68, 12554455), (85, 10043564), (170, 5021782), (340, 2510891)]