17287640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{25423}}^1$

素因数の和:25451

約数の個数: 32

約数和(自身を含む): 41186880

約数和(自身を除く): 23899240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 25423, 50846, 101692, 127115, 203384, 254230, 432191, 508460, 864382, 1016920, 1728764, 2160955, 3457528, 4321910, 8643820, 17287640]

約数ペア:

[(1, 17287640), (2, 8643820), (4, 4321910), (5, 3457528), (8, 2160955), (10, 1728764), (17, 1016920), (20, 864382), (34, 508460), (40, 432191), (68, 254230), (85, 203384), (136, 127115), (170, 101692), (340, 50846), (680, 25423)]