1057880

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{499}}^1$

素因数の和:563

約数の個数: 32

約数和(自身を含む): 2430000

約数和(自身を除く): 1372120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 499, 530, 998, 1060, 1996, 2120, 2495, 3992, 4990, 9980, 19960, 26447, 52894, 105788, 132235, 211576, 264470, 528940, 1057880]

約数ペア:

[(1, 1057880), (2, 528940), (4, 264470), (5, 211576), (8, 132235), (10, 105788), (20, 52894), (40, 26447), (53, 19960), (106, 9980), (212, 4990), (265, 3992), (424, 2495), (499, 2120), (530, 1996), (998, 1060)]