90235820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{155579}}^1$

素因数の和:155617

約数の個数: 24

約数和(自身を含む): 196030800

約数和(自身を除く): 105794980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 155579, 311158, 622316, 777895, 1555790, 3111580, 4511791, 9023582, 18047164, 22558955, 45117910, 90235820]

約数ペア:

[(1, 90235820), (2, 45117910), (4, 22558955), (5, 18047164), (10, 9023582), (20, 4511791), (29, 3111580), (58, 1555790), (116, 777895), (145, 622316), (290, 311158), (580, 155579)]