30982940

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{3181}}^1$

素因数の和:3677

約数の個数: 24

約数和(自身を含む): 65218272

約数和(自身を除く): 34235332

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1948, 2435, 3181, 4870, 6362, 9740, 12724, 15905, 31810, 63620, 1549147, 3098294, 6196588, 7745735, 15491470, 30982940]

約数ペア:

[(1, 30982940), (2, 15491470), (4, 7745735), (5, 6196588), (10, 3098294), (20, 1549147), (487, 63620), (974, 31810), (1948, 15905), (2435, 12724), (3181, 9740), (4870, 6362)]