55273520

素因数分解:

$2^4\times 5^1\times {\mathrm{690919}}^1$

素因数の和:690932

約数の個数: 20

約数和(自身を含む): 128511120

約数和(自身を除く): 73237600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 690919, 1381838, 2763676, 3454595, 5527352, 6909190, 11054704, 13818380, 27636760, 55273520]

約数ペア:

[(1, 55273520), (2, 27636760), (4, 13818380), (5, 11054704), (8, 6909190), (10, 5527352), (16, 3454595), (20, 2763676), (40, 1381838), (80, 690919)]