26480720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47287}}^1$

素因数の和:47307

約数の個数: 40

約数和(自身を含む): 70364544

約数和(自身を除く): 43883824

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 47287, 94574, 189148, 236435, 331009, 378296, 472870, 662018, 756592, 945740, 1324036, 1655045, 1891480, 2648072, 3310090, 3782960, 5296144, 6620180, 13240360, 26480720]

約数ペア:

[(1, 26480720), (2, 13240360), (4, 6620180), (5, 5296144), (7, 3782960), (8, 3310090), (10, 2648072), (14, 1891480), (16, 1655045), (20, 1324036), (28, 945740), (35, 756592), (40, 662018), (56, 472870), (70, 378296), (80, 331009), (112, 236435), (140, 189148), (280, 94574), (560, 47287)]