200907620

素因数分解:

$2^2\times 5^1\times {\mathrm{1777}}^1\times {\mathrm{5653}}^1$

素因数の和:7439

約数の個数: 24

約数和(自身を含む): 422218104

約数和(自身を除く): 221310484

約数列:

[1, 2, 4, 5, 10, 20, 1777, 3554, 5653, 7108, 8885, 11306, 17770, 22612, 28265, 35540, 56530, 113060, 10045381, 20090762, 40181524, 50226905, 100453810, 200907620]

約数ペア:

[(1, 200907620), (2, 100453810), (4, 50226905), (5, 40181524), (10, 20090762), (20, 10045381), (1777, 113060), (3554, 56530), (5653, 35540), (7108, 28265), (8885, 22612), (11306, 17770)]