27681020

素因数分解:

$2^2\times 5^1\times {\mathrm{881}}^1\times {\mathrm{1571}}^1$

素因数の和:2461

約数の個数: 24

約数和(自身を含む): 58233168

約数和(自身を除く): 30552148

約数列:

[1, 2, 4, 5, 10, 20, 881, 1571, 1762, 3142, 3524, 4405, 6284, 7855, 8810, 15710, 17620, 31420, 1384051, 2768102, 5536204, 6920255, 13840510, 27681020]

約数ペア:

[(1, 27681020), (2, 13840510), (4, 6920255), (5, 5536204), (10, 2768102), (20, 1384051), (881, 31420), (1571, 17620), (1762, 15710), (3142, 8810), (3524, 7855), (4405, 6284)]