13312540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{661}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 30028320

約数和(自身を除く): 16715780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 76, 95, 106, 190, 212, 265, 380, 530, 661, 1007, 1060, 1322, 2014, 2644, 3305, 4028, 5035, 6610, 10070, 12559, 13220, 20140, 25118, 35033, 50236, 62795, 70066, 125590, 140132, 175165, 251180, 350330, 665627, 700660, 1331254, 2662508, 3328135, 6656270, 13312540]

約数ペア:

[(1, 13312540), (2, 6656270), (4, 3328135), (5, 2662508), (10, 1331254), (19, 700660), (20, 665627), (38, 350330), (53, 251180), (76, 175165), (95, 140132), (106, 125590), (190, 70066), (212, 62795), (265, 50236), (380, 35033), (530, 25118), (661, 20140), (1007, 13220), (1060, 12559), (1322, 10070), (2014, 6610), (2644, 5035), (3305, 4028)]