27886390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{56911}}^1$

素因数の和:56932

約数の個数: 24

約数和(自身を含む): 58391712

約数和(自身を除く): 30505322

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 56911, 113822, 284555, 398377, 569110, 796754, 1991885, 2788639, 3983770, 5577278, 13943195, 27886390]

約数ペア:

[(1, 27886390), (2, 13943195), (5, 5577278), (7, 3983770), (10, 2788639), (14, 1991885), (35, 796754), (49, 569110), (70, 398377), (98, 284555), (245, 113822), (490, 56911)]