13986980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{99907}}^1$

素因数の和:99923

約数の個数: 24

約数和(自身を含む): 33569088

約数和(自身を除く): 19582108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 99907, 199814, 399628, 499535, 699349, 999070, 1398698, 1998140, 2797396, 3496745, 6993490, 13986980]

約数ペア:

[(1, 13986980), (2, 6993490), (4, 3496745), (5, 2797396), (7, 1998140), (10, 1398698), (14, 999070), (20, 699349), (28, 499535), (35, 399628), (70, 199814), (140, 99907)]