55192240

素因数分解:

$2^4\times 5^1\times {\mathrm{689903}}^1$

素因数の和:689916

約数の個数: 20

約数和(自身を含む): 128322144

約数和(自身を除く): 73129904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 689903, 1379806, 2759612, 3449515, 5519224, 6899030, 11038448, 13798060, 27596120, 55192240]

約数ペア:

[(1, 55192240), (2, 27596120), (4, 13798060), (5, 11038448), (8, 6899030), (10, 5519224), (16, 3449515), (20, 2759612), (40, 1379806), (80, 689903)]