8764840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1361}}^1$

素因数の和:1402

約数の個数: 64

約数和(自身を含む): 23535360

約数和(自身を除く): 14770520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1361, 1610, 2722, 3220, 5444, 6440, 6805, 9527, 10888, 13610, 19054, 27220, 31303, 38108, 47635, 54440, 62606, 76216, 95270, 125212, 156515, 190540, 219121, 250424, 313030, 381080, 438242, 626060, 876484, 1095605, 1252120, 1752968, 2191210, 4382420, 8764840]

約数ペア:

[(1, 8764840), (2, 4382420), (4, 2191210), (5, 1752968), (7, 1252120), (8, 1095605), (10, 876484), (14, 626060), (20, 438242), (23, 381080), (28, 313030), (35, 250424), (40, 219121), (46, 190540), (56, 156515), (70, 125212), (92, 95270), (115, 76216), (140, 62606), (161, 54440), (184, 47635), (230, 38108), (280, 31303), (322, 27220), (460, 19054), (644, 13610), (805, 10888), (920, 9527), (1288, 6805), (1361, 6440), (1610, 5444), (2722, 3220)]