30630580

素因数分解:

$2^2\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{1381}}^1$

素因数の和:2499

約数の個数: 24

約数和(自身を含む): 64428840

約数和(自身を除く): 33798260

約数列:

[1, 2, 4, 5, 10, 20, 1109, 1381, 2218, 2762, 4436, 5524, 5545, 6905, 11090, 13810, 22180, 27620, 1531529, 3063058, 6126116, 7657645, 15315290, 30630580]

約数ペア:

[(1, 30630580), (2, 15315290), (4, 7657645), (5, 6126116), (10, 3063058), (20, 1531529), (1109, 27620), (1381, 22180), (2218, 13810), (2762, 11090), (4436, 6905), (5524, 5545)]