138422080

素因数分解:

$2^6\times 5^1\times {\mathrm{432569}}^1$

素因数の和:432586

約数の個数: 28

約数和(自身を含む): 329618340

約数和(自身を除く): 191196260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 432569, 865138, 1730276, 2162845, 3460552, 4325690, 6921104, 8651380, 13842208, 17302760, 27684416, 34605520, 69211040, 138422080]

約数ペア:

[(1, 138422080), (2, 69211040), (4, 34605520), (5, 27684416), (8, 17302760), (10, 13842208), (16, 8651380), (20, 6921104), (32, 4325690), (40, 3460552), (64, 2162845), (80, 1730276), (160, 865138), (320, 432569)]