1990634185

素因数分解:

$5^1\times {\mathrm{277}}^1\times {\mathrm{719}}^1\times {\mathrm{1999}}^1$

素因数の和:3000

約数の個数: 16

約数和(自身を含む): 2401920000

約数和(自身を除く): 411285815

約数列:

[1, 5, 277, 719, 1385, 1999, 3595, 9995, 199163, 553723, 995815, 1437281, 2768615, 7186405, 398126837, 1990634185]

約数ペア:

[(1, 1990634185), (5, 398126837), (277, 7186405), (719, 2768615), (1385, 1437281), (1999, 995815), (3595, 553723), (9995, 199163)]