10081640

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2447}}^1$

素因数の和:2561

約数の個数: 32

約数和(自身を含む): 22913280

約数和(自身を除く): 12831640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 2447, 4120, 4894, 9788, 12235, 19576, 24470, 48940, 97880, 252041, 504082, 1008164, 1260205, 2016328, 2520410, 5040820, 10081640]

約数ペア:

[(1, 10081640), (2, 5040820), (4, 2520410), (5, 2016328), (8, 1260205), (10, 1008164), (20, 504082), (40, 252041), (103, 97880), (206, 48940), (412, 24470), (515, 19576), (824, 12235), (1030, 9788), (2060, 4894), (2447, 4120)]