13935440

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4051}}^1$

素因数の和:4107

約数の個数: 40

約数和(自身を含む): 33161568

約数和(自身を除く): 19226128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 4051, 8102, 16204, 20255, 32408, 40510, 64816, 81020, 162040, 174193, 324080, 348386, 696772, 870965, 1393544, 1741930, 2787088, 3483860, 6967720, 13935440]

約数ペア:

[(1, 13935440), (2, 6967720), (4, 3483860), (5, 2787088), (8, 1741930), (10, 1393544), (16, 870965), (20, 696772), (40, 348386), (43, 324080), (80, 174193), (86, 162040), (172, 81020), (215, 64816), (344, 40510), (430, 32408), (688, 20255), (860, 16204), (1720, 8102), (3440, 4051)]