40197776

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{58427}}^1$

素因数の和:58478

約数の個数: 20

約数和(自身を含む): 79695792

約数和(自身を除く): 39498016

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 58427, 116854, 233708, 467416, 934832, 2512361, 5024722, 10049444, 20098888, 40197776]

約数ペア:

[(1, 40197776), (2, 20098888), (4, 10049444), (8, 5024722), (16, 2512361), (43, 934832), (86, 467416), (172, 233708), (344, 116854), (688, 58427)]