14640220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{14939}}^1$

素因数の和:14962

約数の個数: 36

約数和(自身を含む): 35766360

約数和(自身を除く): 21126140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 14939, 29878, 59756, 74695, 104573, 149390, 209146, 298780, 418292, 522865, 732011, 1045730, 1464022, 2091460, 2928044, 3660055, 7320110, 14640220]

約数ペア:

[(1, 14640220), (2, 7320110), (4, 3660055), (5, 2928044), (7, 2091460), (10, 1464022), (14, 1045730), (20, 732011), (28, 522865), (35, 418292), (49, 298780), (70, 209146), (98, 149390), (140, 104573), (196, 74695), (245, 59756), (490, 29878), (980, 14939)]