139221880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{1697}}^1$

素因数の和:2008

約数の個数: 64

約数和(自身を含む): 359432640

約数和(自身を除く): 220210760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 293, 586, 1172, 1465, 1697, 2051, 2344, 2930, 3394, 4102, 5860, 6788, 8204, 8485, 10255, 11720, 11879, 13576, 16408, 16970, 20510, 23758, 33940, 41020, 47516, 59395, 67880, 82040, 95032, 118790, 237580, 475160, 497221, 994442, 1988884, 2486105, 3480547, 3977768, 4972210, 6961094, 9944420, 13922188, 17402735, 19888840, 27844376, 34805470, 69610940, 139221880]

約数ペア:

[(1, 139221880), (2, 69610940), (4, 34805470), (5, 27844376), (7, 19888840), (8, 17402735), (10, 13922188), (14, 9944420), (20, 6961094), (28, 4972210), (35, 3977768), (40, 3480547), (56, 2486105), (70, 1988884), (140, 994442), (280, 497221), (293, 475160), (586, 237580), (1172, 118790), (1465, 95032), (1697, 82040), (2051, 67880), (2344, 59395), (2930, 47516), (3394, 41020), (4102, 33940), (5860, 23758), (6788, 20510), (8204, 16970), (8485, 16408), (10255, 13576), (11720, 11879)]