13068860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{337}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 31571904

約数和(自身を除く): 18503044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 277, 337, 554, 674, 1108, 1348, 1385, 1685, 1939, 2359, 2770, 3370, 3878, 4718, 5540, 6740, 7756, 9436, 9695, 11795, 19390, 23590, 38780, 47180, 93349, 186698, 373396, 466745, 653443, 933490, 1306886, 1866980, 2613772, 3267215, 6534430, 13068860]

約数ペア:

[(1, 13068860), (2, 6534430), (4, 3267215), (5, 2613772), (7, 1866980), (10, 1306886), (14, 933490), (20, 653443), (28, 466745), (35, 373396), (70, 186698), (140, 93349), (277, 47180), (337, 38780), (554, 23590), (674, 19390), (1108, 11795), (1348, 9695), (1385, 9436), (1685, 7756), (1939, 6740), (2359, 5540), (2770, 4718), (3370, 3878)]