40807810

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{31151}}^1$

素因数の和:31289

約数の個数: 16

約数和(自身を含む): 74017152

約数和(自身を除く): 33209342

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 31151, 62302, 155755, 311510, 4080781, 8161562, 20403905, 40807810]

約数ペア:

[(1, 40807810), (2, 20403905), (5, 8161562), (10, 4080781), (131, 311510), (262, 155755), (655, 62302), (1310, 31151)]