27529520

素因数分解:

$2^4\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1783}}^1$

素因数の和:1989

約数の個数: 40

約数和(自身を含む): 64373856

約数和(自身を除く): 36844336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193, 386, 772, 965, 1544, 1783, 1930, 3088, 3566, 3860, 7132, 7720, 8915, 14264, 15440, 17830, 28528, 35660, 71320, 142640, 344119, 688238, 1376476, 1720595, 2752952, 3441190, 5505904, 6882380, 13764760, 27529520]

約数ペア:

[(1, 27529520), (2, 13764760), (4, 6882380), (5, 5505904), (8, 3441190), (10, 2752952), (16, 1720595), (20, 1376476), (40, 688238), (80, 344119), (193, 142640), (386, 71320), (772, 35660), (965, 28528), (1544, 17830), (1783, 15440), (1930, 14264), (3088, 8915), (3566, 7720), (3860, 7132)]