11538940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{82421}}^1$

素因数の和:82437

約数の個数: 24

約数和(自身を含む): 27693792

約数和(自身を除く): 16154852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 82421, 164842, 329684, 412105, 576947, 824210, 1153894, 1648420, 2307788, 2884735, 5769470, 11538940]

約数ペア:

[(1, 11538940), (2, 5769470), (4, 2884735), (5, 2307788), (7, 1648420), (10, 1153894), (14, 824210), (20, 576947), (28, 412105), (35, 329684), (70, 164842), (140, 82421)]