11388020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{81343}}^1$

素因数の和:81359

約数の個数: 24

約数和(自身を含む): 27331584

約数和(自身を除く): 15943564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 81343, 162686, 325372, 406715, 569401, 813430, 1138802, 1626860, 2277604, 2847005, 5694010, 11388020]

約数ペア:

[(1, 11388020), (2, 5694010), (4, 2847005), (5, 2277604), (7, 1626860), (10, 1138802), (14, 813430), (20, 569401), (28, 406715), (35, 325372), (70, 162686), (140, 81343)]