40120738

素因数分解:

$2^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{6469}}^1$

素因数の和:6921

約数の個数: 16

約数和(自身を含む): 68944320

約数和(自身を除く): 28823582

約数列:

[1, 2, 7, 14, 443, 886, 3101, 6202, 6469, 12938, 45283, 90566, 2865767, 5731534, 20060369, 40120738]

約数ペア:

[(1, 40120738), (2, 20060369), (7, 5731534), (14, 2865767), (443, 90566), (886, 45283), (3101, 12938), (6202, 6469)]