4049140

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1049}}^1$

素因数の和:1251

約数の個数: 24

約数和(自身を含む): 8555400

約数和(自身を除く): 4506260

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 772, 965, 1049, 1930, 2098, 3860, 4196, 5245, 10490, 20980, 202457, 404914, 809828, 1012285, 2024570, 4049140]

約数ペア:

[(1, 4049140), (2, 2024570), (4, 1012285), (5, 809828), (10, 404914), (20, 202457), (193, 20980), (386, 10490), (772, 5245), (965, 4196), (1049, 3860), (1930, 2098)]