2989000490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{6100001}}^1$

素因数の和:6100022

約数の個数: 24

約数和(自身を含む): 6258602052

約数和(自身を除く): 3269601562

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 6100001, 12200002, 30500005, 42700007, 61000010, 85400014, 213500035, 298900049, 427000070, 597800098, 1494500245, 2989000490]

約数ペア:

[(1, 2989000490), (2, 1494500245), (5, 597800098), (7, 427000070), (10, 298900049), (14, 213500035), (35, 85400014), (49, 61000010), (70, 42700007), (98, 30500005), (245, 12200002), (490, 6100001)]