27820510

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{31259}}^1$

素因数の和:31355

約数の個数: 16

約数和(自身を含む): 50641200

約数和(自身を除く): 22820690

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 31259, 62518, 156295, 312590, 2782051, 5564102, 13910255, 27820510]

約数ペア:

[(1, 27820510), (2, 13910255), (5, 5564102), (10, 2782051), (89, 312590), (178, 156295), (445, 62518), (890, 31259)]