20239600

素因数分解:

$2^4\times 5^2\times {\mathrm{50599}}^1$

素因数の和:50617

約数の個数: 30

約数和(自身を含む): 48626600

約数和(自身を除く): 28387000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 50599, 101198, 202396, 252995, 404792, 505990, 809584, 1011980, 1264975, 2023960, 2529950, 4047920, 5059900, 10119800, 20239600]

約数ペア:

[(1, 20239600), (2, 10119800), (4, 5059900), (5, 4047920), (8, 2529950), (10, 2023960), (16, 1264975), (20, 1011980), (25, 809584), (40, 505990), (50, 404792), (80, 252995), (100, 202396), (200, 101198), (400, 50599)]