2818120

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1499}}^1$

素因数の和:1557

約数の個数: 32

約数和(自身を含む): 6480000

約数和(自身を除く): 3661880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1499, 1880, 2998, 5996, 7495, 11992, 14990, 29980, 59960, 70453, 140906, 281812, 352265, 563624, 704530, 1409060, 2818120]

約数ペア:

[(1, 2818120), (2, 1409060), (4, 704530), (5, 563624), (8, 352265), (10, 281812), (20, 140906), (40, 70453), (47, 59960), (94, 29980), (188, 14990), (235, 11992), (376, 7495), (470, 5996), (940, 2998), (1499, 1880)]