20084380

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{3229}}^1$

素因数の和:3549

約数の個数: 24

約数和(自身を含む): 42325920

約数和(自身を除く): 22241540

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110, 3229, 6220, 6458, 12916, 16145, 32290, 64580, 1004219, 2008438, 4016876, 5021095, 10042190, 20084380]

約数ペア:

[(1, 20084380), (2, 10042190), (4, 5021095), (5, 4016876), (10, 2008438), (20, 1004219), (311, 64580), (622, 32290), (1244, 16145), (1555, 12916), (3110, 6458), (3229, 6220)]