1728020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{12343}}^1$

素因数の和:12359

約数の個数: 24

約数和(自身を含む): 4147584

約数和(自身を除く): 2419564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 12343, 24686, 49372, 61715, 86401, 123430, 172802, 246860, 345604, 432005, 864010, 1728020]

約数ペア:

[(1, 1728020), (2, 864010), (4, 432005), (5, 345604), (7, 246860), (10, 172802), (14, 123430), (20, 86401), (28, 61715), (35, 49372), (70, 24686), (140, 12343)]