201815696920

素因数分解:

$2^3\times 5^1\times {\mathrm{5045392423}}^1$

素因数の和:5045392434

約数の個数: 16

約数和(自身を含む): 454085318160

約数和(自身を除く): 252269621240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5045392423, 10090784846, 20181569692, 25226962115, 40363139384, 50453924230, 100907848460, 201815696920]

約数ペア:

[(1, 201815696920), (2, 100907848460), (4, 50453924230), (5, 40363139384), (8, 25226962115), (10, 20181569692), (20, 10090784846), (40, 5045392423)]