39948020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{285343}}^1$

素因数の和:285359

約数の個数: 24

約数和(自身を含む): 95875584

約数和(自身を除く): 55927564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 285343, 570686, 1141372, 1426715, 1997401, 2853430, 3994802, 5706860, 7989604, 9987005, 19974010, 39948020]

約数ペア:

[(1, 39948020), (2, 19974010), (4, 9987005), (5, 7989604), (7, 5706860), (10, 3994802), (14, 2853430), (20, 1997401), (28, 1426715), (35, 1141372), (70, 570686), (140, 285343)]