22620140

素因数分解:

$2^2\times 5^1\times {\mathrm{1031}}^1\times {\mathrm{1097}}^1$

素因数の和:2137

約数の個数: 24

約数和(自身を含む): 47591712

約数和(自身を除く): 24971572

約数列:

[1, 2, 4, 5, 10, 20, 1031, 1097, 2062, 2194, 4124, 4388, 5155, 5485, 10310, 10970, 20620, 21940, 1131007, 2262014, 4524028, 5655035, 11310070, 22620140]

約数ペア:

[(1, 22620140), (2, 11310070), (4, 5655035), (5, 4524028), (10, 2262014), (20, 1131007), (1031, 21940), (1097, 20620), (2062, 10970), (2194, 10310), (4124, 5485), (4388, 5155)]