20850780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{347513}}^1$

素因数の和:347525

約数の個数: 24

約数和(自身を含む): 58382352

約数和(自身を除く): 37531572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 347513, 695026, 1042539, 1390052, 1737565, 2085078, 3475130, 4170156, 5212695, 6950260, 10425390, 20850780]

約数ペア:

[(1, 20850780), (2, 10425390), (3, 6950260), (4, 5212695), (5, 4170156), (6, 3475130), (10, 2085078), (12, 1737565), (15, 1390052), (20, 1042539), (30, 695026), (60, 347513)]