1696552720

素因数分解:

$2^4\times 5^1\times {\mathrm{21206909}}^1$

素因数の和:21206922

約数の個数: 20

約数和(自身を含む): 3944485260

約数和(自身を除く): 2247932540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 21206909, 42413818, 84827636, 106034545, 169655272, 212069090, 339310544, 424138180, 848276360, 1696552720]

約数ペア:

[(1, 1696552720), (2, 848276360), (4, 424138180), (5, 339310544), (8, 212069090), (10, 169655272), (16, 106034545), (20, 84827636), (40, 42413818), (80, 21206909)]