1520408920

素因数分解:

$2^3\times 5^1\times {\mathrm{38010223}}^1$

素因数の和:38010234

約数の個数: 16

約数和(自身を含む): 3420920160

約数和(自身を除く): 1900511240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 38010223, 76020446, 152040892, 190051115, 304081784, 380102230, 760204460, 1520408920]

約数ペア:

[(1, 1520408920), (2, 760204460), (4, 380102230), (5, 304081784), (8, 190051115), (10, 152040892), (20, 76020446), (40, 38010223)]