1399251040

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{1811}}^1$

素因数の和:2276

約数の個数: 96

約数和(自身を含む): 3616462080

約数和(自身を除く): 2217211040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 439, 440, 878, 880, 1756, 1760, 1811, 2195, 3512, 3622, 4390, 4829, 7024, 7244, 8780, 9055, 9658, 14048, 14488, 17560, 18110, 19316, 19921, 24145, 28976, 35120, 36220, 38632, 39842, 48290, 57952, 70240, 72440, 77264, 79684, 96580, 99605, 144880, 154528, 159368, 193160, 199210, 289760, 318736, 386320, 398420, 637472, 772640, 795029, 796840, 1590058, 1593680, 3180116, 3187360, 3975145, 6360232, 7950290, 8745319, 12720464, 15900580, 17490638, 25440928, 31801160, 34981276, 43726595, 63602320, 69962552, 87453190, 127204640, 139925104, 174906380, 279850208, 349812760, 699625520, 1399251040]

約数ペア:

[(1, 1399251040), (2, 699625520), (4, 349812760), (5, 279850208), (8, 174906380), (10, 139925104), (11, 127204640), (16, 87453190), (20, 69962552), (22, 63602320), (32, 43726595), (40, 34981276), (44, 31801160), (55, 25440928), (80, 17490638), (88, 15900580), (110, 12720464), (160, 8745319), (176, 7950290), (220, 6360232), (352, 3975145), (439, 3187360), (440, 3180116), (878, 1593680), (880, 1590058), (1756, 796840), (1760, 795029), (1811, 772640), (2195, 637472), (3512, 398420), (3622, 386320), (4390, 318736), (4829, 289760), (7024, 199210), (7244, 193160), (8780, 159368), (9055, 154528), (9658, 144880), (14048, 99605), (14488, 96580), (17560, 79684), (18110, 77264), (19316, 72440), (19921, 70240), (24145, 57952), (28976, 48290), (35120, 39842), (36220, 38632)]