1200660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{20011}}^1$

素因数の和:20023

約数の個数: 24

約数和(自身を含む): 3362016

約数和(自身を除く): 2161356

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 20011, 40022, 60033, 80044, 100055, 120066, 200110, 240132, 300165, 400220, 600330, 1200660]

約数ペア:

[(1, 1200660), (2, 600330), (3, 400220), (4, 300165), (5, 240132), (6, 200110), (10, 120066), (12, 100055), (15, 80044), (20, 60033), (30, 40022), (60, 20011)]