128287940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{583127}}^1$

素因数の和:583147

約数の個数: 24

約数和(自身を含む): 293896512

約数和(自身を除く): 165608572

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 583127, 1166254, 2332508, 2915635, 5831270, 6414397, 11662540, 12828794, 25657588, 32071985, 64143970, 128287940]

約数ペア:

[(1, 128287940), (2, 64143970), (4, 32071985), (5, 25657588), (10, 12828794), (11, 11662540), (20, 6414397), (22, 5831270), (44, 2915635), (55, 2332508), (110, 1166254), (220, 583127)]