8016020

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{823}}^1$

素因数の和:1319

約数の個数: 24

約数和(自身を含む): 16888704

約数和(自身を除く): 8872684

約数列:

[1, 2, 4, 5, 10, 20, 487, 823, 974, 1646, 1948, 2435, 3292, 4115, 4870, 8230, 9740, 16460, 400801, 801602, 1603204, 2004005, 4008010, 8016020]

約数ペア:

[(1, 8016020), (2, 4008010), (4, 2004005), (5, 1603204), (10, 801602), (20, 400801), (487, 16460), (823, 9740), (974, 8230), (1646, 4870), (1948, 4115), (2435, 3292)]