12867540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{30637}}^1$

素因数の和:30656

約数の個数: 48

約数和(自身を含む): 41177472

約数和(自身を除く): 28309932

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 30637, 61274, 91911, 122548, 153185, 183822, 214459, 306370, 367644, 428918, 459555, 612740, 643377, 857836, 919110, 1072295, 1286754, 1838220, 2144590, 2573508, 3216885, 4289180, 6433770, 12867540]

約数ペア:

[(1, 12867540), (2, 6433770), (3, 4289180), (4, 3216885), (5, 2573508), (6, 2144590), (7, 1838220), (10, 1286754), (12, 1072295), (14, 919110), (15, 857836), (20, 643377), (21, 612740), (28, 459555), (30, 428918), (35, 367644), (42, 306370), (60, 214459), (70, 183822), (84, 153185), (105, 122548), (140, 91911), (210, 61274), (420, 30637)]