314041490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{640901}}^1$

素因数の和:640922

約数の個数: 24

約数和(自身を含む): 657565452

約数和(自身を除く): 343523962

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 640901, 1281802, 3204505, 4486307, 6409010, 8972614, 22431535, 31404149, 44863070, 62808298, 157020745, 314041490]

約数ペア:

[(1, 314041490), (2, 157020745), (5, 62808298), (7, 44863070), (10, 31404149), (14, 22431535), (35, 8972614), (49, 6409010), (70, 4486307), (98, 3204505), (245, 1281802), (490, 640901)]