2731640

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1453}}^1$

素因数の和:1511

約数の個数: 32

約数和(自身を含む): 6281280

約数和(自身を除く): 3549640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1453, 1880, 2906, 5812, 7265, 11624, 14530, 29060, 58120, 68291, 136582, 273164, 341455, 546328, 682910, 1365820, 2731640]

約数ペア:

[(1, 2731640), (2, 1365820), (4, 682910), (5, 546328), (8, 341455), (10, 273164), (20, 136582), (40, 68291), (47, 58120), (94, 29060), (188, 14530), (235, 11624), (376, 7265), (470, 5812), (940, 2906), (1453, 1880)]