20085340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{91297}}^1$

素因数の和:91317

約数の個数: 24

約数和(自身を含む): 46014192

約数和(自身を除く): 25928852

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 91297, 182594, 365188, 456485, 912970, 1004267, 1825940, 2008534, 4017068, 5021335, 10042670, 20085340]

約数ペア:

[(1, 20085340), (2, 10042670), (4, 5021335), (5, 4017068), (10, 2008534), (11, 1825940), (20, 1004267), (22, 912970), (44, 456485), (55, 365188), (110, 182594), (220, 91297)]