230426140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1645901}}^1$

素因数の和:1645917

約数の個数: 24

約数和(自身を含む): 553023072

約数和(自身を除く): 322596932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1645901, 3291802, 6583604, 8229505, 11521307, 16459010, 23042614, 32918020, 46085228, 57606535, 115213070, 230426140]

約数ペア:

[(1, 230426140), (2, 115213070), (4, 57606535), (5, 46085228), (7, 32918020), (10, 23042614), (14, 16459010), (20, 11521307), (28, 8229505), (35, 6583604), (70, 3291802), (140, 1645901)]