3320940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{7907}}^1$

素因数の和:7926

約数の個数: 48

約数和(自身を含む): 10628352

約数和(自身を除く): 7307412

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 7907, 15814, 23721, 31628, 39535, 47442, 55349, 79070, 94884, 110698, 118605, 158140, 166047, 221396, 237210, 276745, 332094, 474420, 553490, 664188, 830235, 1106980, 1660470, 3320940]

約数ペア:

[(1, 3320940), (2, 1660470), (3, 1106980), (4, 830235), (5, 664188), (6, 553490), (7, 474420), (10, 332094), (12, 276745), (14, 237210), (15, 221396), (20, 166047), (21, 158140), (28, 118605), (30, 110698), (35, 94884), (42, 79070), (60, 55349), (70, 47442), (84, 39535), (105, 31628), (140, 23721), (210, 15814), (420, 7907)]