7748860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{7907}}^1$

素因数の和:7930

約数の個数: 36

約数和(自身を含む): 18931752

約数和(自身を除く): 11182892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 7907, 15814, 31628, 39535, 55349, 79070, 110698, 158140, 221396, 276745, 387443, 553490, 774886, 1106980, 1549772, 1937215, 3874430, 7748860]

約数ペア:

[(1, 7748860), (2, 3874430), (4, 1937215), (5, 1549772), (7, 1106980), (10, 774886), (14, 553490), (20, 387443), (28, 276745), (35, 221396), (49, 158140), (70, 110698), (98, 79070), (140, 55349), (196, 39535), (245, 31628), (490, 15814), (980, 7907)]