25787020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3919}}^1$

素因数の和:3982

約数の個数: 48

約数和(自身を含む): 63221760

約数和(自身を除く): 37434740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 3919, 6580, 7838, 15676, 19595, 27433, 39190, 54866, 78380, 109732, 137165, 184193, 274330, 368386, 548660, 736772, 920965, 1289351, 1841930, 2578702, 3683860, 5157404, 6446755, 12893510, 25787020]

約数ペア:

[(1, 25787020), (2, 12893510), (4, 6446755), (5, 5157404), (7, 3683860), (10, 2578702), (14, 1841930), (20, 1289351), (28, 920965), (35, 736772), (47, 548660), (70, 368386), (94, 274330), (140, 184193), (188, 137165), (235, 109732), (329, 78380), (470, 54866), (658, 39190), (940, 27433), (1316, 19595), (1645, 15676), (3290, 7838), (3919, 6580)]