30151780

素因数分解:

$2^2\times 5^1\times {\mathrm{1039}}^1\times {\mathrm{1451}}^1$

素因数の和:2499

約数の個数: 24

約数和(自身を含む): 63423360

約数和(自身を除く): 33271580

約数列:

[1, 2, 4, 5, 10, 20, 1039, 1451, 2078, 2902, 4156, 5195, 5804, 7255, 10390, 14510, 20780, 29020, 1507589, 3015178, 6030356, 7537945, 15075890, 30151780]

約数ペア:

[(1, 30151780), (2, 15075890), (4, 7537945), (5, 6030356), (10, 3015178), (20, 1507589), (1039, 29020), (1451, 20780), (2078, 14510), (2902, 10390), (4156, 7255), (5195, 5804)]