2720008

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{7907}}^1$

素因数の和:7956

約数の個数: 16

約数和(自身を含む): 5219280

約数和(自身を除く): 2499272

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 7907, 15814, 31628, 63256, 340001, 680002, 1360004, 2720008]

約数ペア:

[(1, 2720008), (2, 1360004), (4, 680002), (8, 340001), (43, 63256), (86, 31628), (172, 15814), (344, 7907)]