2019278350

素因数分解:

$2^1\times 5^2\times {\mathrm{499}}^1\times {\mathrm{80933}}^1$

素因数の和:81444

約数の個数: 24

約数和(自身を含む): 3763431000

約数和(自身を除く): 1744152650

約数列:

[1, 2, 5, 10, 25, 50, 499, 998, 2495, 4990, 12475, 24950, 80933, 161866, 404665, 809330, 2023325, 4046650, 40385567, 80771134, 201927835, 403855670, 1009639175, 2019278350]

約数ペア:

[(1, 2019278350), (2, 1009639175), (5, 403855670), (10, 201927835), (25, 80771134), (50, 40385567), (499, 4046650), (998, 2023325), (2495, 809330), (4990, 404665), (12475, 161866), (24950, 80933)]