203439620

素因数分解:

$2^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{26839}}^1$

素因数の和:27227

約数の個数: 24

約数和(自身を含む): 428366400

約数和(自身を除く): 224926780

約数列:

[1, 2, 4, 5, 10, 20, 379, 758, 1516, 1895, 3790, 7580, 26839, 53678, 107356, 134195, 268390, 536780, 10171981, 20343962, 40687924, 50859905, 101719810, 203439620]

約数ペア:

[(1, 203439620), (2, 101719810), (4, 50859905), (5, 40687924), (10, 20343962), (20, 10171981), (379, 536780), (758, 268390), (1516, 134195), (1895, 107356), (3790, 53678), (7580, 26839)]