1640365244

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2547151}}^1$

素因数の和:2547185

約数の個数: 24

約数和(自身を含む): 3423372288

約数和(自身を除く): 1783007044

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 2547151, 5094302, 10188604, 17830057, 35660114, 58584473, 71320228, 117168946, 234337892, 410091311, 820182622, 1640365244]

約数ペア:

[(1, 1640365244), (2, 820182622), (4, 410091311), (7, 234337892), (14, 117168946), (23, 71320228), (28, 58584473), (46, 35660114), (92, 17830057), (161, 10188604), (322, 5094302), (644, 2547151)]