4080344540

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1127167}}^1$

素因数の和:1127357

約数の個数: 24

約数和(自身を含む): 8616072192

約数和(自身を除く): 4535727652

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3620, 1127167, 2254334, 4508668, 5635835, 11271670, 22543340, 204017227, 408034454, 816068908, 1020086135, 2040172270, 4080344540]

約数ペア:

[(1, 4080344540), (2, 2040172270), (4, 1020086135), (5, 816068908), (10, 408034454), (20, 204017227), (181, 22543340), (362, 11271670), (724, 5635835), (905, 4508668), (1810, 2254334), (3620, 1127167)]