9488020

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{2621}}^1$

素因数の和:2811

約数の個数: 24

約数和(自身を含む): 20042568

約数和(自身を除く): 10554548

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 2621, 3620, 5242, 10484, 13105, 26210, 52420, 474401, 948802, 1897604, 2372005, 4744010, 9488020]

約数ペア:

[(1, 9488020), (2, 4744010), (4, 2372005), (5, 1897604), (10, 948802), (20, 474401), (181, 52420), (362, 26210), (724, 13105), (905, 10484), (1810, 5242), (2621, 3620)]