55205080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{197161}}^1$

素因数の和:197179

約数の個数: 32

約数和(自身を含む): 141956640

約数和(自身を除く): 86751560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 197161, 394322, 788644, 985805, 1380127, 1577288, 1971610, 2760254, 3943220, 5520508, 6900635, 7886440, 11041016, 13801270, 27602540, 55205080]

約数ペア:

[(1, 55205080), (2, 27602540), (4, 13801270), (5, 11041016), (7, 7886440), (8, 6900635), (10, 5520508), (14, 3943220), (20, 2760254), (28, 1971610), (35, 1577288), (40, 1380127), (56, 985805), (70, 788644), (140, 394322), (280, 197161)]