39987020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{105229}}^1$

素因数の和:105257

約数の個数: 24

約数和(自身を含む): 88393200

約数和(自身を除く): 48406180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 105229, 210458, 420916, 526145, 1052290, 1999351, 2104580, 3998702, 7997404, 9996755, 19993510, 39987020]

約数ペア:

[(1, 39987020), (2, 19993510), (4, 9996755), (5, 7997404), (10, 3998702), (19, 2104580), (20, 1999351), (38, 1052290), (76, 526145), (95, 420916), (190, 210458), (380, 105229)]