890248310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{142897}}^1$

素因数の和:143000

約数の個数: 32

約数和(自身を含む): 1851958080

約数和(自身を除く): 961709770

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 3115, 6230, 142897, 285794, 714485, 1000279, 1428970, 2000558, 5001395, 10002790, 12717833, 25435666, 63589165, 89024831, 127178330, 178049662, 445124155, 890248310]

約数ペア:

[(1, 890248310), (2, 445124155), (5, 178049662), (7, 127178330), (10, 89024831), (14, 63589165), (35, 25435666), (70, 12717833), (89, 10002790), (178, 5001395), (445, 2000558), (623, 1428970), (890, 1000279), (1246, 714485), (3115, 285794), (6230, 142897)]