40780274

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{1297}}^1$

素因数の和:1577

約数の個数: 16

約数和(自身を含む): 62304000

約数和(自身を除く): 21523726

約数列:

[1, 2, 79, 158, 199, 398, 1297, 2594, 15721, 31442, 102463, 204926, 258103, 516206, 20390137, 40780274]

約数ペア:

[(1, 40780274), (2, 20390137), (79, 516206), (158, 258103), (199, 204926), (398, 102463), (1297, 31442), (2594, 15721)]