200640920

素因数分解:

$2^3\times 5^1\times {\mathrm{5016023}}^1$

素因数の和:5016034

約数の個数: 16

約数和(自身を含む): 451442160

約数和(自身を除く): 250801240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5016023, 10032046, 20064092, 25080115, 40128184, 50160230, 100320460, 200640920]

約数ペア:

[(1, 200640920), (2, 100320460), (4, 50160230), (5, 40128184), (8, 25080115), (10, 20064092), (20, 10032046), (40, 5016023)]