137474320

素因数分解:

$2^4\times 5^1\times {\mathrm{1718429}}^1$

素因数の和:1718442

約数の個数: 20

約数和(自身を含む): 319627980

約数和(自身を除く): 182153660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1718429, 3436858, 6873716, 8592145, 13747432, 17184290, 27494864, 34368580, 68737160, 137474320]

約数ペア:

[(1, 137474320), (2, 68737160), (4, 34368580), (5, 27494864), (8, 17184290), (10, 13747432), (16, 8592145), (20, 6873716), (40, 3436858), (80, 1718429)]