28462280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{9241}}^1$

素因数の和:9270

約数の個数: 64

約数和(自身を含む): 79850880

約数和(自身を除く): 51388600

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 9241, 18482, 36964, 46205, 64687, 73928, 92410, 101651, 129374, 184820, 203302, 258748, 323435, 369640, 406604, 508255, 517496, 646870, 711557, 813208, 1016510, 1293740, 1423114, 2033020, 2587480, 2846228, 3557785, 4066040, 5692456, 7115570, 14231140, 28462280]

約数ペア:

[(1, 28462280), (2, 14231140), (4, 7115570), (5, 5692456), (7, 4066040), (8, 3557785), (10, 2846228), (11, 2587480), (14, 2033020), (20, 1423114), (22, 1293740), (28, 1016510), (35, 813208), (40, 711557), (44, 646870), (55, 517496), (56, 508255), (70, 406604), (77, 369640), (88, 323435), (110, 258748), (140, 203302), (154, 184820), (220, 129374), (280, 101651), (308, 92410), (385, 73928), (440, 64687), (616, 46205), (770, 36964), (1540, 18482), (3080, 9241)]