11636720

素因数分解:

$2^4\times 5^1\times {\mathrm{145459}}^1$

素因数の和:145472

約数の個数: 20

約数和(自身を含む): 27055560

約数和(自身を除く): 15418840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 145459, 290918, 581836, 727295, 1163672, 1454590, 2327344, 2909180, 5818360, 11636720]

約数ペア:

[(1, 11636720), (2, 5818360), (4, 2909180), (5, 2327344), (8, 1454590), (10, 1163672), (16, 727295), (20, 581836), (40, 290918), (80, 145459)]