8889741020

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6260381}}^1$

素因数の和:6260461

約数の個数: 24

約数和(自身を含む): 18931395168

約数和(自身を除く): 10041654148

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 6260381, 12520762, 25041524, 31301905, 62603810, 125207620, 444487051, 888974102, 1777948204, 2222435255, 4444870510, 8889741020]

約数ペア:

[(1, 8889741020), (2, 4444870510), (4, 2222435255), (5, 1777948204), (10, 888974102), (20, 444487051), (71, 125207620), (142, 62603810), (284, 31301905), (355, 25041524), (710, 12520762), (1420, 6260381)]