66705380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{476467}}^1$

素因数の和:476483

約数の個数: 24

約数和(自身を含む): 160093248

約数和(自身を除く): 93387868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 476467, 952934, 1905868, 2382335, 3335269, 4764670, 6670538, 9529340, 13341076, 16676345, 33352690, 66705380]

約数ペア:

[(1, 66705380), (2, 33352690), (4, 16676345), (5, 13341076), (7, 9529340), (10, 6670538), (14, 4764670), (20, 3335269), (28, 2382335), (35, 1905868), (70, 952934), (140, 476467)]