84050840

素因数分解:

$2^3\times 5^1\times {\mathrm{1259}}^1\times {\mathrm{1669}}^1$

素因数の和:2939

約数の個数: 32

約数和(自身を含む): 189378000

約数和(自身を除く): 105327160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1259, 1669, 2518, 3338, 5036, 6295, 6676, 8345, 10072, 12590, 13352, 16690, 25180, 33380, 50360, 66760, 2101271, 4202542, 8405084, 10506355, 16810168, 21012710, 42025420, 84050840]

約数ペア:

[(1, 84050840), (2, 42025420), (4, 21012710), (5, 16810168), (8, 10506355), (10, 8405084), (20, 4202542), (40, 2101271), (1259, 66760), (1669, 50360), (2518, 33380), (3338, 25180), (5036, 16690), (6295, 13352), (6676, 12590), (8345, 10072)]