30651740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{218941}}^1$

素因数の和:218957

約数の個数: 24

約数和(自身を含む): 73564512

約数和(自身を除く): 42912772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 218941, 437882, 875764, 1094705, 1532587, 2189410, 3065174, 4378820, 6130348, 7662935, 15325870, 30651740]

約数ペア:

[(1, 30651740), (2, 15325870), (4, 7662935), (5, 6130348), (7, 4378820), (10, 3065174), (14, 2189410), (20, 1532587), (28, 1094705), (35, 875764), (70, 437882), (140, 218941)]