20420510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{185641}}^1$

素因数の和:185659

約数の個数: 16

約数和(自身を含む): 40098672

約数和(自身を除く): 19678162

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 185641, 371282, 928205, 1856410, 2042051, 4084102, 10210255, 20420510]

約数ペア:

[(1, 20420510), (2, 10210255), (5, 4084102), (10, 2042051), (11, 1856410), (22, 928205), (55, 371282), (110, 185641)]