454000

素因数分解:

$2^4\times 5^3\times {\mathrm{227}}^1$

素因数の和:250

約数の個数: 40

約数和(自身を含む): 1102608

約数和(自身を除く): 648608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 227, 250, 400, 454, 500, 908, 1000, 1135, 1816, 2000, 2270, 3632, 4540, 5675, 9080, 11350, 18160, 22700, 28375, 45400, 56750, 90800, 113500, 227000, 454000]

約数ペア:

[(1, 454000), (2, 227000), (4, 113500), (5, 90800), (8, 56750), (10, 45400), (16, 28375), (20, 22700), (25, 18160), (40, 11350), (50, 9080), (80, 5675), (100, 4540), (125, 3632), (200, 2270), (227, 2000), (250, 1816), (400, 1135), (454, 1000), (500, 908)]