40090576

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{35291}}^1$

素因数の和:35370

約数の個数: 20

約数和(自身を含む): 78771744

約数和(自身を除く): 38681168

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 35291, 70582, 141164, 282328, 564656, 2505661, 5011322, 10022644, 20045288, 40090576]

約数ペア:

[(1, 40090576), (2, 20045288), (4, 10022644), (8, 5011322), (16, 2505661), (71, 564656), (142, 282328), (284, 141164), (568, 70582), (1136, 35291)]