8906655740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{110477}}^1$

素因数の和:110654

約数の個数: 48

約数和(自身を含む): 19488319200

約数和(自身を除く): 10581663460

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 139, 145, 278, 290, 556, 580, 695, 1390, 2780, 4031, 8062, 16124, 20155, 40310, 80620, 110477, 220954, 441908, 552385, 1104770, 2209540, 3203833, 6407666, 12815332, 15356303, 16019165, 30712606, 32038330, 61425212, 64076660, 76781515, 153563030, 307126060, 445332787, 890665574, 1781331148, 2226663935, 4453327870, 8906655740]

約数ペア:

[(1, 8906655740), (2, 4453327870), (4, 2226663935), (5, 1781331148), (10, 890665574), (20, 445332787), (29, 307126060), (58, 153563030), (116, 76781515), (139, 64076660), (145, 61425212), (278, 32038330), (290, 30712606), (556, 16019165), (580, 15356303), (695, 12815332), (1390, 6407666), (2780, 3203833), (4031, 2209540), (8062, 1104770), (16124, 552385), (20155, 441908), (40310, 220954), (80620, 110477)]