54996820

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{7069}}^1$

素因数の和:7467

約数の個数: 24

約数和(自身を含む): 115806600

約数和(自身を除く): 60809780

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1556, 1945, 3890, 7069, 7780, 14138, 28276, 35345, 70690, 141380, 2749841, 5499682, 10999364, 13749205, 27498410, 54996820]

約数ペア:

[(1, 54996820), (2, 27498410), (4, 13749205), (5, 10999364), (10, 5499682), (20, 2749841), (389, 141380), (778, 70690), (1556, 35345), (1945, 28276), (3890, 14138), (7069, 7780)]