40537648

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{58921}}^1$

素因数の和:58972

約数の個数: 20

約数和(自身を含む): 80369608

約数和(自身を除く): 39831960

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 58921, 117842, 235684, 471368, 942736, 2533603, 5067206, 10134412, 20268824, 40537648]

約数ペア:

[(1, 40537648), (2, 20268824), (4, 10134412), (8, 5067206), (16, 2533603), (43, 942736), (86, 471368), (172, 235684), (344, 117842), (688, 58921)]