86642180

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{40487}}^1$

素因数の和:40603

約数の個数: 24

約数和(自身を含む): 183653568

約数和(自身を除く): 97011388

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 40487, 80974, 161948, 202435, 404870, 809740, 4332109, 8664218, 17328436, 21660545, 43321090, 86642180]

約数ペア:

[(1, 86642180), (2, 43321090), (4, 21660545), (5, 17328436), (10, 8664218), (20, 4332109), (107, 809740), (214, 404870), (428, 202435), (535, 161948), (1070, 80974), (2140, 40487)]