16976560

素因数分解:

$2^4\times 5^1\times {\mathrm{212207}}^1$

素因数の和:212220

約数の個数: 20

約数和(自身を含む): 39470688

約数和(自身を除く): 22494128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 212207, 424414, 848828, 1061035, 1697656, 2122070, 3395312, 4244140, 8488280, 16976560]

約数ペア:

[(1, 16976560), (2, 8488280), (4, 4244140), (5, 3395312), (8, 2122070), (10, 1697656), (16, 1061035), (20, 848828), (40, 424414), (80, 212207)]