25711460

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{6661}}^1$

素因数の和:6863

約数の個数: 24

約数和(自身を含む): 54281976

約数和(自身を除く): 28570516

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 772, 965, 1930, 3860, 6661, 13322, 26644, 33305, 66610, 133220, 1285573, 2571146, 5142292, 6427865, 12855730, 25711460]

約数ペア:

[(1, 25711460), (2, 12855730), (4, 6427865), (5, 5142292), (10, 2571146), (20, 1285573), (193, 133220), (386, 66610), (772, 33305), (965, 26644), (1930, 13322), (3860, 6661)]