42118970

素因数分解:

$2^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{17623}}^1$

素因数の和:17869

約数の個数: 16

約数和(自身を含む): 76135680

約数和(自身を除く): 34016710

約数列:

[1, 2, 5, 10, 239, 478, 1195, 2390, 17623, 35246, 88115, 176230, 4211897, 8423794, 21059485, 42118970]

約数ペア:

[(1, 42118970), (2, 21059485), (5, 8423794), (10, 4211897), (239, 176230), (478, 88115), (1195, 35246), (2390, 17623)]