1264620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{3011}}^1$

素因数の和:3030

約数の個数: 48

約数和(自身を含む): 4048128

約数和(自身を除く): 2783508

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, 3011, 6022, 9033, 12044, 15055, 18066, 21077, 30110, 36132, 42154, 45165, 60220, 63231, 84308, 90330, 105385, 126462, 180660, 210770, 252924, 316155, 421540, 632310, 1264620]

約数ペア:

[(1, 1264620), (2, 632310), (3, 421540), (4, 316155), (5, 252924), (6, 210770), (7, 180660), (10, 126462), (12, 105385), (14, 90330), (15, 84308), (20, 63231), (21, 60220), (28, 45165), (30, 42154), (35, 36132), (42, 30110), (60, 21077), (70, 18066), (84, 15055), (105, 12044), (140, 9033), (210, 6022), (420, 3011)]