200818940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1434421}}^1$

素因数の和:1434437

約数の個数: 24

約数和(自身を含む): 481965792

約数和(自身を除く): 281146852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1434421, 2868842, 5737684, 7172105, 10040947, 14344210, 20081894, 28688420, 40163788, 50204735, 100409470, 200818940]

約数ペア:

[(1, 200818940), (2, 100409470), (4, 50204735), (5, 40163788), (7, 28688420), (10, 20081894), (14, 14344210), (20, 10040947), (28, 7172105), (35, 5737684), (70, 2868842), (140, 1434421)]