28067060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{463}}^1$

素因数の和:912

約数の個数: 48

約数和(自身を含む): 67662336

約数和(自身を除く): 39595276

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 433, 463, 866, 926, 1732, 1852, 2165, 2315, 3031, 3241, 4330, 4630, 6062, 6482, 8660, 9260, 12124, 12964, 15155, 16205, 30310, 32410, 60620, 64820, 200479, 400958, 801916, 1002395, 1403353, 2004790, 2806706, 4009580, 5613412, 7016765, 14033530, 28067060]

約数ペア:

[(1, 28067060), (2, 14033530), (4, 7016765), (5, 5613412), (7, 4009580), (10, 2806706), (14, 2004790), (20, 1403353), (28, 1002395), (35, 801916), (70, 400958), (140, 200479), (433, 64820), (463, 60620), (866, 32410), (926, 30310), (1732, 16205), (1852, 15155), (2165, 12964), (2315, 12124), (3031, 9260), (3241, 8660), (4330, 6482), (4630, 6062)]