720660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{12011}}^1$

素因数の和:12023

約数の個数: 24

約数和(自身を含む): 2018016

約数和(自身を除く): 1297356

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 12011, 24022, 36033, 48044, 60055, 72066, 120110, 144132, 180165, 240220, 360330, 720660]

約数ペア:

[(1, 720660), (2, 360330), (3, 240220), (4, 180165), (5, 144132), (6, 120110), (10, 72066), (12, 60055), (15, 48044), (20, 36033), (30, 24022), (60, 12011)]