8230940

素因数分解:

$2^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{929}}^1$

素因数の和:1381

約数の個数: 24

約数和(自身を含む): 17342640

約数和(自身を除く): 9111700

約数列:

[1, 2, 4, 5, 10, 20, 443, 886, 929, 1772, 1858, 2215, 3716, 4430, 4645, 8860, 9290, 18580, 411547, 823094, 1646188, 2057735, 4115470, 8230940]

約数ペア:

[(1, 8230940), (2, 4115470), (4, 2057735), (5, 1646188), (10, 823094), (20, 411547), (443, 18580), (886, 9290), (929, 8860), (1772, 4645), (1858, 4430), (2215, 3716)]