214935440

素因数分解:

$2^4\times 5^1\times {\mathrm{2686693}}^1$

素因数の和:2686706

約数の個数: 20

約数和(自身を含む): 499725084

約数和(自身を除く): 284789644

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2686693, 5373386, 10746772, 13433465, 21493544, 26866930, 42987088, 53733860, 107467720, 214935440]

約数ペア:

[(1, 214935440), (2, 107467720), (4, 53733860), (5, 42987088), (8, 26866930), (10, 21493544), (16, 13433465), (20, 10746772), (40, 5373386), (80, 2686693)]