22712420

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{6967}}^1$

素因数の和:7139

約数の個数: 24

約数和(自身を含む): 47995584

約数和(自身を除く): 25283164

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 6967, 13934, 27868, 34835, 69670, 139340, 1135621, 2271242, 4542484, 5678105, 11356210, 22712420]

約数ペア:

[(1, 22712420), (2, 11356210), (4, 5678105), (5, 4542484), (10, 2271242), (20, 1135621), (163, 139340), (326, 69670), (652, 34835), (815, 27868), (1630, 13934), (3260, 6967)]