25378220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{181273}}^1$

素因数の和:181289

約数の個数: 24

約数和(自身を含む): 60908064

約数和(自身を除く): 35529844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 181273, 362546, 725092, 906365, 1268911, 1812730, 2537822, 3625460, 5075644, 6344555, 12689110, 25378220]

約数ペア:

[(1, 25378220), (2, 12689110), (4, 6344555), (5, 5075644), (7, 3625460), (10, 2537822), (14, 1812730), (20, 1268911), (28, 906365), (35, 725092), (70, 362546), (140, 181273)]