7284640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4139}}^1$

素因数の和:4165

約数の個数: 48

約数和(自身を含む): 18779040

約数和(自身を除く): 11494400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 4139, 8278, 16556, 20695, 33112, 41390, 45529, 66224, 82780, 91058, 132448, 165560, 182116, 227645, 331120, 364232, 455290, 662240, 728464, 910580, 1456928, 1821160, 3642320, 7284640]

約数ペア:

[(1, 7284640), (2, 3642320), (4, 1821160), (5, 1456928), (8, 910580), (10, 728464), (11, 662240), (16, 455290), (20, 364232), (22, 331120), (32, 227645), (40, 182116), (44, 165560), (55, 132448), (80, 91058), (88, 82780), (110, 66224), (160, 45529), (176, 41390), (220, 33112), (352, 20695), (440, 16556), (880, 8278), (1760, 4139)]