149848840

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{34369}}^1$

素因数の和:34489

約数の個数: 32

約数和(自身を含む): 340263000

約数和(自身を除く): 190414160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 34369, 68738, 137476, 171845, 274952, 343690, 687380, 1374760, 3746221, 7492442, 14984884, 18731105, 29969768, 37462210, 74924420, 149848840]

約数ペア:

[(1, 149848840), (2, 74924420), (4, 37462210), (5, 29969768), (8, 18731105), (10, 14984884), (20, 7492442), (40, 3746221), (109, 1374760), (218, 687380), (436, 343690), (545, 274952), (872, 171845), (1090, 137476), (2180, 68738), (4360, 34369)]