20588440

素因数分解:

$2^3\times 5^1\times {\mathrm{514711}}^1$

素因数の和:514722

約数の個数: 16

約数和(自身を含む): 46324080

約数和(自身を除く): 25735640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 514711, 1029422, 2058844, 2573555, 4117688, 5147110, 10294220, 20588440]

約数ペア:

[(1, 20588440), (2, 10294220), (4, 5147110), (5, 4117688), (8, 2573555), (10, 2058844), (20, 1029422), (40, 514711)]