38889160

素因数分解:

$2^3\times 5^1\times {\mathrm{972229}}^1$

素因数の和:972240

約数の個数: 16

約数和(自身を含む): 87500700

約数和(自身を除く): 48611540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 972229, 1944458, 3888916, 4861145, 7777832, 9722290, 19444580, 38889160]

約数ペア:

[(1, 38889160), (2, 19444580), (4, 9722290), (5, 7777832), (8, 4861145), (10, 3888916), (20, 1944458), (40, 972229)]