5528920

素因数分解:

$2^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{499}}^1$

素因数の和:787

約数の個数: 32

約数和(自身を含む): 12510000

約数和(自身を除く): 6981080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 277, 499, 554, 998, 1108, 1385, 1996, 2216, 2495, 2770, 3992, 4990, 5540, 9980, 11080, 19960, 138223, 276446, 552892, 691115, 1105784, 1382230, 2764460, 5528920]

約数ペア:

[(1, 5528920), (2, 2764460), (4, 1382230), (5, 1105784), (8, 691115), (10, 552892), (20, 276446), (40, 138223), (277, 19960), (499, 11080), (554, 9980), (998, 5540), (1108, 4990), (1385, 3992), (1996, 2770), (2216, 2495)]