16886560

素因数分解:

$2^5\times 5^1\times {\mathrm{105541}}^1$

素因数の和:105556

約数の個数: 24

約数和(自身を含む): 39894876

約数和(自身を除く): 23008316

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 105541, 211082, 422164, 527705, 844328, 1055410, 1688656, 2110820, 3377312, 4221640, 8443280, 16886560]

約数ペア:

[(1, 16886560), (2, 8443280), (4, 4221640), (5, 3377312), (8, 2110820), (10, 1688656), (16, 1055410), (20, 844328), (32, 527705), (40, 422164), (80, 211082), (160, 105541)]