22287740

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{2647}}^1$

素因数の和:3077

約数の個数: 24

約数和(自身を含む): 46933152

約数和(自身を除く): 24645412

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2105, 2647, 4210, 5294, 8420, 10588, 13235, 26470, 52940, 1114387, 2228774, 4457548, 5571935, 11143870, 22287740]

約数ペア:

[(1, 22287740), (2, 11143870), (4, 5571935), (5, 4457548), (10, 2228774), (20, 1114387), (421, 52940), (842, 26470), (1684, 13235), (2105, 10588), (2647, 8420), (4210, 5294)]