129705380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{926467}}^1$

素因数の和:926483

約数の個数: 24

約数和(自身を含む): 311293248

約数和(自身を除く): 181587868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 926467, 1852934, 3705868, 4632335, 6485269, 9264670, 12970538, 18529340, 25941076, 32426345, 64852690, 129705380]

約数ペア:

[(1, 129705380), (2, 64852690), (4, 32426345), (5, 25941076), (7, 18529340), (10, 12970538), (14, 9264670), (20, 6485269), (28, 4632335), (35, 3705868), (70, 1852934), (140, 926467)]