20255800

素因数分解:

$2^3\times 5^2\times {\mathrm{101279}}^1$

素因数の和:101295

約数の個数: 24

約数和(自身を含む): 47095200

約数和(自身を除く): 26839400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 101279, 202558, 405116, 506395, 810232, 1012790, 2025580, 2531975, 4051160, 5063950, 10127900, 20255800]

約数ペア:

[(1, 20255800), (2, 10127900), (4, 5063950), (5, 4051160), (8, 2531975), (10, 2025580), (20, 1012790), (25, 810232), (40, 506395), (50, 405116), (100, 202558), (200, 101279)]