264242020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1887443}}^1$

素因数の和:1887459

約数の個数: 24

約数和(自身を含む): 634181184

約数和(自身を除く): 369939164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1887443, 3774886, 7549772, 9437215, 13212101, 18874430, 26424202, 37748860, 52848404, 66060505, 132121010, 264242020]

約数ペア:

[(1, 264242020), (2, 132121010), (4, 66060505), (5, 52848404), (7, 37748860), (10, 26424202), (14, 18874430), (20, 13212101), (28, 9437215), (35, 7549772), (70, 3774886), (140, 1887443)]