27778220

素因数分解:

$2^2\times 5^1\times {\mathrm{601}}^1\times {\mathrm{2311}}^1$

素因数の和:2921

約数の個数: 24

約数和(自身を含む): 58456608

約数和(自身を除く): 30678388

約数列:

[1, 2, 4, 5, 10, 20, 601, 1202, 2311, 2404, 3005, 4622, 6010, 9244, 11555, 12020, 23110, 46220, 1388911, 2777822, 5555644, 6944555, 13889110, 27778220]

約数ペア:

[(1, 27778220), (2, 13889110), (4, 6944555), (5, 5555644), (10, 2777822), (20, 1388911), (601, 46220), (1202, 23110), (2311, 12020), (2404, 11555), (3005, 9244), (4622, 6010)]