200571920

素因数分解:

$2^4\times 5^1\times {\mathrm{2507149}}^1$

素因数の和:2507162

約数の個数: 20

約数和(自身を含む): 466329900

約数和(自身を除く): 265757980

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2507149, 5014298, 10028596, 12535745, 20057192, 25071490, 40114384, 50142980, 100285960, 200571920]

約数ペア:

[(1, 200571920), (2, 100285960), (4, 50142980), (5, 40114384), (8, 25071490), (10, 20057192), (16, 12535745), (20, 10028596), (40, 5014298), (80, 2507149)]