2558800

素因数分解:

$2^4\times 5^2\times {\mathrm{6397}}^1$

素因数の和:6415

約数の個数: 30

約数和(自身を含む): 6148478

約数和(自身を除く): 3589678

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 6397, 12794, 25588, 31985, 51176, 63970, 102352, 127940, 159925, 255880, 319850, 511760, 639700, 1279400, 2558800]

約数ペア:

[(1, 2558800), (2, 1279400), (4, 639700), (5, 511760), (8, 319850), (10, 255880), (16, 159925), (20, 127940), (25, 102352), (40, 63970), (50, 51176), (80, 31985), (100, 25588), (200, 12794), (400, 6397)]