140620760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{502217}}^1$

素因数の和:502235

約数の個数: 32

約数和(自身を含む): 361596960

約数和(自身を除く): 220976200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 502217, 1004434, 2008868, 2511085, 3515519, 4017736, 5022170, 7031038, 10044340, 14062076, 17577595, 20088680, 28124152, 35155190, 70310380, 140620760]

約数ペア:

[(1, 140620760), (2, 70310380), (4, 35155190), (5, 28124152), (7, 20088680), (8, 17577595), (10, 14062076), (14, 10044340), (20, 7031038), (28, 5022170), (35, 4017736), (40, 3515519), (56, 2511085), (70, 2008868), (140, 1004434), (280, 502217)]