8729920

素因数分解:

$2^6\times 5^1\times {\mathrm{27281}}^1$

素因数の和:27298

約数の個数: 28

約数和(自身を含む): 20788884

約数和(自身を除く): 12058964

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 27281, 54562, 109124, 136405, 218248, 272810, 436496, 545620, 872992, 1091240, 1745984, 2182480, 4364960, 8729920]

約数ペア:

[(1, 8729920), (2, 4364960), (4, 2182480), (5, 1745984), (8, 1091240), (10, 872992), (16, 545620), (20, 436496), (32, 272810), (40, 218248), (64, 136405), (80, 109124), (160, 54562), (320, 27281)]