3947804920

素因数分解:

$2^3\times 5^1\times {\mathrm{98695123}}^1$

素因数の和:98695134

約数の個数: 16

約数和(自身を含む): 8882561160

約数和(自身を除く): 4934756240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 98695123, 197390246, 394780492, 493475615, 789560984, 986951230, 1973902460, 3947804920]

約数ペア:

[(1, 3947804920), (2, 1973902460), (4, 986951230), (5, 789560984), (8, 493475615), (10, 394780492), (20, 197390246), (40, 98695123)]