12804260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{91459}}^1$

素因数の和:91475

約数の個数: 24

約数和(自身を含む): 30730560

約数和(自身を除く): 17926300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 91459, 182918, 365836, 457295, 640213, 914590, 1280426, 1829180, 2560852, 3201065, 6402130, 12804260]

約数ペア:

[(1, 12804260), (2, 6402130), (4, 3201065), (5, 2560852), (7, 1829180), (10, 1280426), (14, 914590), (20, 640213), (28, 457295), (35, 365836), (70, 182918), (140, 91459)]