87006220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{621473}}^1$

素因数の和:621489

約数の個数: 24

約数和(自身を含む): 208815264

約数和(自身を除く): 121809044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 621473, 1242946, 2485892, 3107365, 4350311, 6214730, 8700622, 12429460, 17401244, 21751555, 43503110, 87006220]

約数ペア:

[(1, 87006220), (2, 43503110), (4, 21751555), (5, 17401244), (7, 12429460), (10, 8700622), (14, 6214730), (20, 4350311), (28, 3107365), (35, 2485892), (70, 1242946), (140, 621473)]