858826040

素因数分解:

$2^3\times 5^1\times {\mathrm{21470651}}^1$

素因数の和:21470662

約数の個数: 16

約数和(自身を含む): 1932358680

約数和(自身を除く): 1073532640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 21470651, 42941302, 85882604, 107353255, 171765208, 214706510, 429413020, 858826040]

約数ペア:

[(1, 858826040), (2, 429413020), (4, 214706510), (5, 171765208), (8, 107353255), (10, 85882604), (20, 42941302), (40, 21470651)]