27515960

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{6311}}^1$

素因数の和:6431

約数の個数: 32

約数和(自身を含む): 62488800

約数和(自身を除く): 34972840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 6311, 12622, 25244, 31555, 50488, 63110, 126220, 252440, 687899, 1375798, 2751596, 3439495, 5503192, 6878990, 13757980, 27515960]

約数ペア:

[(1, 27515960), (2, 13757980), (4, 6878990), (5, 5503192), (8, 3439495), (10, 2751596), (20, 1375798), (40, 687899), (109, 252440), (218, 126220), (436, 63110), (545, 50488), (872, 31555), (1090, 25244), (2180, 12622), (4360, 6311)]