12815580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1279}}^1$

素因数の和:1458

約数の個数: 48

約数和(自身を含む): 36126720

約数和(自身を除く): 23311140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 167, 334, 501, 668, 835, 1002, 1279, 1670, 2004, 2505, 2558, 3340, 3837, 5010, 5116, 6395, 7674, 10020, 12790, 15348, 19185, 25580, 38370, 76740, 213593, 427186, 640779, 854372, 1067965, 1281558, 2135930, 2563116, 3203895, 4271860, 6407790, 12815580]

約数ペア:

[(1, 12815580), (2, 6407790), (3, 4271860), (4, 3203895), (5, 2563116), (6, 2135930), (10, 1281558), (12, 1067965), (15, 854372), (20, 640779), (30, 427186), (60, 213593), (167, 76740), (334, 38370), (501, 25580), (668, 19185), (835, 15348), (1002, 12790), (1279, 10020), (1670, 7674), (2004, 6395), (2505, 5116), (2558, 5010), (3340, 3837)]