28082010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1979}}^1$

素因数の和:2043

約数の個数: 64

約数和(自身を含む): 75271680

約数和(自身を除く): 47189670

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 43, 55, 66, 86, 110, 129, 165, 215, 258, 330, 430, 473, 645, 946, 1290, 1419, 1979, 2365, 2838, 3958, 4730, 5937, 7095, 9895, 11874, 14190, 19790, 21769, 29685, 43538, 59370, 65307, 85097, 108845, 130614, 170194, 217690, 255291, 326535, 425485, 510582, 653070, 850970, 936067, 1276455, 1872134, 2552910, 2808201, 4680335, 5616402, 9360670, 14041005, 28082010]

約数ペア:

[(1, 28082010), (2, 14041005), (3, 9360670), (5, 5616402), (6, 4680335), (10, 2808201), (11, 2552910), (15, 1872134), (22, 1276455), (30, 936067), (33, 850970), (43, 653070), (55, 510582), (66, 425485), (86, 326535), (110, 255291), (129, 217690), (165, 170194), (215, 130614), (258, 108845), (330, 85097), (430, 65307), (473, 59370), (645, 43538), (946, 29685), (1290, 21769), (1419, 19790), (1979, 14190), (2365, 11874), (2838, 9895), (3958, 7095), (4730, 5937)]