45400

素因数分解:

$2^3\times 5^2\times {\mathrm{227}}^1$

素因数の和:243

約数の個数: 24

約数和(自身を含む): 106020

約数和(自身を除く): 60620

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 227, 454, 908, 1135, 1816, 2270, 4540, 5675, 9080, 11350, 22700, 45400]

約数ペア:

[(1, 45400), (2, 22700), (4, 11350), (5, 9080), (8, 5675), (10, 4540), (20, 2270), (25, 1816), (40, 1135), (50, 908), (100, 454), (200, 227)]