51371780

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{5851}}^1$

素因数の和:6299

約数の個数: 24

約数和(自身を含む): 108144960

約数和(自身を除く): 56773180

約数列:

[1, 2, 4, 5, 10, 20, 439, 878, 1756, 2195, 4390, 5851, 8780, 11702, 23404, 29255, 58510, 117020, 2568589, 5137178, 10274356, 12842945, 25685890, 51371780]

約数ペア:

[(1, 51371780), (2, 25685890), (4, 12842945), (5, 10274356), (10, 5137178), (20, 2568589), (439, 117020), (878, 58510), (1756, 29255), (2195, 23404), (4390, 11702), (5851, 8780)]