40015972

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{3187}}^1$

素因数の和:3307

約数の個数: 24

約数和(自身を含む): 72660896

約数和(自身を除く): 32644924

約数列:

[1, 2, 4, 43, 73, 86, 146, 172, 292, 3139, 3187, 6278, 6374, 12556, 12748, 137041, 232651, 274082, 465302, 548164, 930604, 10003993, 20007986, 40015972]

約数ペア:

[(1, 40015972), (2, 20007986), (4, 10003993), (43, 930604), (73, 548164), (86, 465302), (146, 274082), (172, 232651), (292, 137041), (3139, 12748), (3187, 12556), (6278, 6374)]