2080800118

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{66179}}^1$

素因数の和:66459

約数の個数: 16

約数和(自身を含む): 3176640000

約数和(自身を除く): 1095839882

約数列:

[1, 2, 79, 158, 199, 398, 15721, 31442, 66179, 132358, 5228141, 10456282, 13169621, 26339242, 1040400059, 2080800118]

約数ペア:

[(1, 2080800118), (2, 1040400059), (79, 26339242), (158, 13169621), (199, 10456282), (398, 5228141), (15721, 132358), (31442, 66179)]