8340278

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1579}}^1$

素因数の和:1739

約数の個数: 16

約数和(自身を含む): 13272000

約数和(自身を除く): 4931722

約数列:

[1, 2, 19, 38, 139, 278, 1579, 2641, 3158, 5282, 30001, 60002, 219481, 438962, 4170139, 8340278]

約数ペア:

[(1, 8340278), (2, 4170139), (19, 438962), (38, 219481), (139, 60002), (278, 30001), (1579, 5282), (2641, 3158)]