20486580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{341443}}^1$

素因数の和:341455

約数の個数: 24

約数和(自身を含む): 57362592

約数和(自身を除く): 36876012

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 341443, 682886, 1024329, 1365772, 1707215, 2048658, 3414430, 4097316, 5121645, 6828860, 10243290, 20486580]

約数ペア:

[(1, 20486580), (2, 10243290), (3, 6828860), (4, 5121645), (5, 4097316), (6, 3414430), (10, 2048658), (12, 1707215), (15, 1365772), (20, 1024329), (30, 682886), (60, 341443)]