15212220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{253537}}^1$

素因数の和:253549

約数の個数: 24

約数和(自身を含む): 42594384

約数和(自身を除く): 27382164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 253537, 507074, 760611, 1014148, 1267685, 1521222, 2535370, 3042444, 3803055, 5070740, 7606110, 15212220]

約数ペア:

[(1, 15212220), (2, 7606110), (3, 5070740), (4, 3803055), (5, 3042444), (6, 2535370), (10, 1521222), (12, 1267685), (15, 1014148), (20, 760611), (30, 507074), (60, 253537)]