528940

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{499}}^1$

素因数の和:561

約数の個数: 24

約数和(自身を含む): 1134000

約数和(自身を除く): 605060

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 499, 530, 998, 1060, 1996, 2495, 4990, 9980, 26447, 52894, 105788, 132235, 264470, 528940]

約数ペア:

[(1, 528940), (2, 264470), (4, 132235), (5, 105788), (10, 52894), (20, 26447), (53, 9980), (106, 4990), (212, 2495), (265, 1996), (499, 1060), (530, 998)]