4084240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2687}}^1$

素因数の和:2719

約数の個数: 40

約数和(自身を含む): 9999360

約数和(自身を除く): 5915120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 2687, 5374, 10748, 13435, 21496, 26870, 42992, 51053, 53740, 102106, 107480, 204212, 214960, 255265, 408424, 510530, 816848, 1021060, 2042120, 4084240]

約数ペア:

[(1, 4084240), (2, 2042120), (4, 1021060), (5, 816848), (8, 510530), (10, 408424), (16, 255265), (19, 214960), (20, 204212), (38, 107480), (40, 102106), (76, 53740), (80, 51053), (95, 42992), (152, 26870), (190, 21496), (304, 13435), (380, 10748), (760, 5374), (1520, 2687)]