55063760

素因数分解:

$2^4\times 5^1\times {\mathrm{688297}}^1$

素因数の和:688310

約数の個数: 20

約数和(自身を含む): 128023428

約数和(自身を除く): 72959668

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 688297, 1376594, 2753188, 3441485, 5506376, 6882970, 11012752, 13765940, 27531880, 55063760]

約数ペア:

[(1, 55063760), (2, 27531880), (4, 13765940), (5, 11012752), (8, 6882970), (10, 5506376), (16, 3441485), (20, 2753188), (40, 1376594), (80, 688297)]