39820004

素因数分解:

$2^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{7219}}^1$

素因数の和:7427

約数の個数: 24

約数和(自身を含む): 80055360

約数和(自身を除く): 40235356

約数列:

[1, 2, 4, 7, 14, 28, 197, 394, 788, 1379, 2758, 5516, 7219, 14438, 28876, 50533, 101066, 202132, 1422143, 2844286, 5688572, 9955001, 19910002, 39820004]

約数ペア:

[(1, 39820004), (2, 19910002), (4, 9955001), (7, 5688572), (14, 2844286), (28, 1422143), (197, 202132), (394, 101066), (788, 50533), (1379, 28876), (2758, 14438), (5516, 7219)]