9142940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26891}}^1$

素因数の和:26917

約数の個数: 24

約数和(自身を含む): 20330352

約数和(自身を除く): 11187412

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 26891, 53782, 107564, 134455, 268910, 457147, 537820, 914294, 1828588, 2285735, 4571470, 9142940]

約数ペア:

[(1, 9142940), (2, 4571470), (4, 2285735), (5, 1828588), (10, 914294), (17, 537820), (20, 457147), (34, 268910), (68, 134455), (85, 107564), (170, 53782), (340, 26891)]