20311860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{338531}}^1$

素因数の和:338543

約数の個数: 24

約数和(自身を含む): 56873376

約数和(自身を除く): 36561516

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 338531, 677062, 1015593, 1354124, 1692655, 2031186, 3385310, 4062372, 5077965, 6770620, 10155930, 20311860]

約数ペア:

[(1, 20311860), (2, 10155930), (3, 6770620), (4, 5077965), (5, 4062372), (6, 3385310), (10, 2031186), (12, 1692655), (15, 1354124), (20, 1015593), (30, 677062), (60, 338531)]