67910980

素因数分解:

$2^2\times 5^1\times {\mathrm{1627}}^1\times {\mathrm{2087}}^1$

素因数の和:3723

約数の個数: 24

約数和(自身を含む): 142769088

約数和(自身を除く): 74858108

約数列:

[1, 2, 4, 5, 10, 20, 1627, 2087, 3254, 4174, 6508, 8135, 8348, 10435, 16270, 20870, 32540, 41740, 3395549, 6791098, 13582196, 16977745, 33955490, 67910980]

約数ペア:

[(1, 67910980), (2, 33955490), (4, 16977745), (5, 13582196), (10, 6791098), (20, 3395549), (1627, 41740), (2087, 32540), (3254, 20870), (4174, 16270), (6508, 10435), (8135, 8348)]