2015778850

素因数分解:

$2^1\times 5^2\times {\mathrm{193}}^1\times {\mathrm{208889}}^1$

素因数の和:209094

約数の個数: 24

約数和(自身を含む): 3768793380

約数和(自身を除く): 1753014530

約数列:

[1, 2, 5, 10, 25, 50, 193, 386, 965, 1930, 4825, 9650, 208889, 417778, 1044445, 2088890, 5222225, 10444450, 40315577, 80631154, 201577885, 403155770, 1007889425, 2015778850]

約数ペア:

[(1, 2015778850), (2, 1007889425), (5, 403155770), (10, 201577885), (25, 80631154), (50, 40315577), (193, 10444450), (386, 5222225), (965, 2088890), (1930, 1044445), (4825, 417778), (9650, 208889)]