201586940

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{233}}^1\times {\mathrm{239}}^1$

素因数の和:662

約数の個数: 48

約数和(自身を含む): 429287040

約数和(自身を除く): 227700100

約数列:

[1, 2, 4, 5, 10, 20, 181, 233, 239, 362, 466, 478, 724, 905, 932, 956, 1165, 1195, 1810, 2330, 2390, 3620, 4660, 4780, 42173, 43259, 55687, 84346, 86518, 111374, 168692, 173036, 210865, 216295, 222748, 278435, 421730, 432590, 556870, 843460, 865180, 1113740, 10079347, 20158694, 40317388, 50396735, 100793470, 201586940]

約数ペア:

[(1, 201586940), (2, 100793470), (4, 50396735), (5, 40317388), (10, 20158694), (20, 10079347), (181, 1113740), (233, 865180), (239, 843460), (362, 556870), (466, 432590), (478, 421730), (724, 278435), (905, 222748), (932, 216295), (956, 210865), (1165, 173036), (1195, 168692), (1810, 111374), (2330, 86518), (2390, 84346), (3620, 55687), (4660, 43259), (4780, 42173)]