56787940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{258127}}^1$

素因数の和:258147

約数の個数: 24

約数和(自身を含む): 130096512

約数和(自身を除く): 73308572

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 258127, 516254, 1032508, 1290635, 2581270, 2839397, 5162540, 5678794, 11357588, 14196985, 28393970, 56787940]

約数ペア:

[(1, 56787940), (2, 28393970), (4, 14196985), (5, 11357588), (10, 5678794), (11, 5162540), (20, 2839397), (22, 2581270), (44, 1290635), (55, 1032508), (110, 516254), (220, 258127)]