27019961230

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1447}}^1\times {\mathrm{20981}}^1$

素因数の和:22524

約数の個数: 32

約数和(自身を含む): 49218736320

約数和(自身を除く): 22198775090

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 1447, 2894, 7235, 14470, 20981, 41962, 104905, 128783, 209810, 257566, 643915, 1287830, 1867309, 3734618, 9336545, 18673090, 30359507, 60719014, 151797535, 303595070, 2701996123, 5403992246, 13509980615, 27019961230]

約数ペア:

[(1, 27019961230), (2, 13509980615), (5, 5403992246), (10, 2701996123), (89, 303595070), (178, 151797535), (445, 60719014), (890, 30359507), (1447, 18673090), (2894, 9336545), (7235, 3734618), (14470, 1867309), (20981, 1287830), (41962, 643915), (104905, 257566), (128783, 209810)]