2012807180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{937}}^1\times {\mathrm{5653}}^1$

素因数の和:6618

約数の個数: 48

約数和(自身を含む): 4454899680

約数和(自身を除く): 2442092500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 937, 1874, 3748, 4685, 5653, 9370, 11306, 17803, 18740, 22612, 28265, 35606, 56530, 71212, 89015, 107407, 113060, 178030, 214814, 356060, 429628, 537035, 1074070, 2148140, 5296861, 10593722, 21187444, 26484305, 52968610, 100640359, 105937220, 201280718, 402561436, 503201795, 1006403590, 2012807180]

約数ペア:

[(1, 2012807180), (2, 1006403590), (4, 503201795), (5, 402561436), (10, 201280718), (19, 105937220), (20, 100640359), (38, 52968610), (76, 26484305), (95, 21187444), (190, 10593722), (380, 5296861), (937, 2148140), (1874, 1074070), (3748, 537035), (4685, 429628), (5653, 356060), (9370, 214814), (11306, 178030), (17803, 113060), (18740, 107407), (22612, 89015), (28265, 71212), (35606, 56530)]