30871510

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{43481}}^1$

素因数の和:43559

約数の個数: 16

約数和(自身を含む): 56352672

約数和(自身を除く): 25481162

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 43481, 86962, 217405, 434810, 3087151, 6174302, 15435755, 30871510]

約数ペア:

[(1, 30871510), (2, 15435755), (5, 6174302), (10, 3087151), (71, 434810), (142, 217405), (355, 86962), (710, 43481)]