24920780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{65581}}^1$

素因数の和:65609

約数の個数: 24

約数和(自身を含む): 55088880

約数和(自身を除く): 30168100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 65581, 131162, 262324, 327905, 655810, 1246039, 1311620, 2492078, 4984156, 6230195, 12460390, 24920780]

約数ペア:

[(1, 24920780), (2, 12460390), (4, 6230195), (5, 4984156), (10, 2492078), (19, 1311620), (20, 1246039), (38, 655810), (76, 327905), (95, 262324), (190, 131162), (380, 65581)]