490675660

素因数分解:

$2^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{55381}}^1$

素因数の和:55833

約数の個数: 24

約数和(自身を含む): 1032763536

約数和(自身を除く): 542087876

約数列:

[1, 2, 4, 5, 10, 20, 443, 886, 1772, 2215, 4430, 8860, 55381, 110762, 221524, 276905, 553810, 1107620, 24533783, 49067566, 98135132, 122668915, 245337830, 490675660]

約数ペア:

[(1, 490675660), (2, 245337830), (4, 122668915), (5, 98135132), (10, 49067566), (20, 24533783), (443, 1107620), (886, 553810), (1772, 276905), (2215, 221524), (4430, 110762), (8860, 55381)]