2178440065

素因数分解:

$5^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1\times {\mathrm{22571}}^1$

素因数の和:22872

約数の個数: 16

約数和(自身を含む): 2654467200

約数和(自身を除く): 476027135

約数列:

[1, 5, 97, 199, 485, 995, 19303, 22571, 96515, 112855, 2189387, 4491629, 10946935, 22458145, 435688013, 2178440065]

約数ペア:

[(1, 2178440065), (5, 435688013), (97, 22458145), (199, 10946935), (485, 4491629), (995, 2189387), (19303, 112855), (22571, 96515)]