55048880

素因数分解:

$2^4\times 5^1\times {\mathrm{688111}}^1$

素因数の和:688124

約数の個数: 20

約数和(自身を含む): 127988832

約数和(自身を除く): 72939952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 688111, 1376222, 2752444, 3440555, 5504888, 6881110, 11009776, 13762220, 27524440, 55048880]

約数ペア:

[(1, 55048880), (2, 27524440), (4, 13762220), (5, 11009776), (8, 6881110), (10, 5504888), (16, 3440555), (20, 2752444), (40, 1376222), (80, 688111)]