16875440

素因数分解:

$2^4\times 5^1\times {\mathrm{210943}}^1$

素因数の和:210956

約数の個数: 20

約数和(自身を含む): 39235584

約数和(自身を除く): 22360144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 210943, 421886, 843772, 1054715, 1687544, 2109430, 3375088, 4218860, 8437720, 16875440]

約数ペア:

[(1, 16875440), (2, 8437720), (4, 4218860), (5, 3375088), (8, 2109430), (10, 1687544), (16, 1054715), (20, 843772), (40, 421886), (80, 210943)]