49315960

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{11311}}^1$

素因数の和:11431

約数の個数: 32

約数和(自身を含む): 111988800

約数和(自身を除く): 62672840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 11311, 22622, 45244, 56555, 90488, 113110, 226220, 452440, 1232899, 2465798, 4931596, 6164495, 9863192, 12328990, 24657980, 49315960]

約数ペア:

[(1, 49315960), (2, 24657980), (4, 12328990), (5, 9863192), (8, 6164495), (10, 4931596), (20, 2465798), (40, 1232899), (109, 452440), (218, 226220), (436, 113110), (545, 90488), (872, 56555), (1090, 45244), (2180, 22622), (4360, 11311)]