13757980

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{6311}}^1$

素因数の和:6429

約数の個数: 24

約数和(自身を含む): 29161440

約数和(自身を除く): 15403460

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 6311, 12622, 25244, 31555, 63110, 126220, 687899, 1375798, 2751596, 3439495, 6878990, 13757980]

約数ペア:

[(1, 13757980), (2, 6878990), (4, 3439495), (5, 2751596), (10, 1375798), (20, 687899), (109, 126220), (218, 63110), (436, 31555), (545, 25244), (1090, 12622), (2180, 6311)]