1298780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{9277}}^1$

素因数の和:9293

約数の個数: 24

約数和(自身を含む): 3117408

約数和(自身を除く): 1818628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 9277, 18554, 37108, 46385, 64939, 92770, 129878, 185540, 259756, 324695, 649390, 1298780]

約数ペア:

[(1, 1298780), (2, 649390), (4, 324695), (5, 259756), (7, 185540), (10, 129878), (14, 92770), (20, 64939), (28, 46385), (35, 37108), (70, 18554), (140, 9277)]