399442020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{6657367}}^1$

素因数の和:6657379

約数の個数: 24

約数和(自身を含む): 1118437824

約数和(自身を除く): 718995804

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 6657367, 13314734, 19972101, 26629468, 33286835, 39944202, 66573670, 79888404, 99860505, 133147340, 199721010, 399442020]

約数ペア:

[(1, 399442020), (2, 199721010), (3, 133147340), (4, 99860505), (5, 79888404), (6, 66573670), (10, 39944202), (12, 33286835), (15, 26629468), (20, 19972101), (30, 13314734), (60, 6657367)]