30720660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{512011}}^1$

素因数の和:512023

約数の個数: 24

約数和(自身を含む): 86018016

約数和(自身を除く): 55297356

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 512011, 1024022, 1536033, 2048044, 2560055, 3072066, 5120110, 6144132, 7680165, 10240220, 15360330, 30720660]

約数ペア:

[(1, 30720660), (2, 15360330), (3, 10240220), (4, 7680165), (5, 6144132), (6, 5120110), (10, 3072066), (12, 2560055), (15, 2048044), (20, 1536033), (30, 1024022), (60, 512011)]