28858620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{68711}}^1$

素因数の和:68730

約数の個数: 48

約数和(自身を含む): 92348928

約数和(自身を除く): 63490308

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, 68711, 137422, 206133, 274844, 343555, 412266, 480977, 687110, 824532, 961954, 1030665, 1374220, 1442931, 1923908, 2061330, 2404885, 2885862, 4122660, 4809770, 5771724, 7214655, 9619540, 14429310, 28858620]

約数ペア:

[(1, 28858620), (2, 14429310), (3, 9619540), (4, 7214655), (5, 5771724), (6, 4809770), (7, 4122660), (10, 2885862), (12, 2404885), (14, 2061330), (15, 1923908), (20, 1442931), (21, 1374220), (28, 1030665), (30, 961954), (35, 824532), (42, 687110), (60, 480977), (70, 412266), (84, 343555), (105, 274844), (140, 206133), (210, 137422), (420, 68711)]