68386220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{488473}}^1$

素因数の和:488489

約数の個数: 24

約数和(自身を含む): 164127264

約数和(自身を除く): 95741044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 488473, 976946, 1953892, 2442365, 3419311, 4884730, 6838622, 9769460, 13677244, 17096555, 34193110, 68386220]

約数ペア:

[(1, 68386220), (2, 34193110), (4, 17096555), (5, 13677244), (7, 9769460), (10, 6838622), (14, 4884730), (20, 3419311), (28, 2442365), (35, 1953892), (70, 976946), (140, 488473)]