261527480

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{284269}}^1$

素因数の和:284303

約数の個数: 32

約数和(自身を含む): 614023200

約数和(自身を除く): 352495720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 284269, 568538, 1137076, 1421345, 2274152, 2842690, 5685380, 6538187, 11370760, 13076374, 26152748, 32690935, 52305496, 65381870, 130763740, 261527480]

約数ペア:

[(1, 261527480), (2, 130763740), (4, 65381870), (5, 52305496), (8, 32690935), (10, 26152748), (20, 13076374), (23, 11370760), (40, 6538187), (46, 5685380), (92, 2842690), (115, 2274152), (184, 1421345), (230, 1137076), (460, 568538), (920, 284269)]