9786980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1319}}^1$

素因数の和:1388

約数の個数: 48

約数和(自身を含む): 23950080

約数和(自身を除く): 14163100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1319, 1484, 1855, 2638, 3710, 5276, 6595, 7420, 9233, 13190, 18466, 26380, 36932, 46165, 69907, 92330, 139814, 184660, 279628, 349535, 489349, 699070, 978698, 1398140, 1957396, 2446745, 4893490, 9786980]

約数ペア:

[(1, 9786980), (2, 4893490), (4, 2446745), (5, 1957396), (7, 1398140), (10, 978698), (14, 699070), (20, 489349), (28, 349535), (35, 279628), (53, 184660), (70, 139814), (106, 92330), (140, 69907), (212, 46165), (265, 36932), (371, 26380), (530, 18466), (742, 13190), (1060, 9233), (1319, 7420), (1484, 6595), (1855, 5276), (2638, 3710)]