2780451610

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3519559}}^1$

素因数の和:3519645

約数の個数: 16

約数和(自身を含む): 5068166400

約数和(自身を除く): 2287714790

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 3519559, 7039118, 17597795, 35195590, 278045161, 556090322, 1390225805, 2780451610]

約数ペア:

[(1, 2780451610), (2, 1390225805), (5, 556090322), (10, 278045161), (79, 35195590), (158, 17597795), (395, 7039118), (790, 3519559)]