390490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2297}}^1$

素因数の和:2321

約数の個数: 16

約数和(自身を含む): 744552

約数和(自身を除く): 354062

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 2297, 4594, 11485, 22970, 39049, 78098, 195245, 390490]

約数ペア:

[(1, 390490), (2, 195245), (5, 78098), (10, 39049), (17, 22970), (34, 11485), (85, 4594), (170, 2297)]