8767990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1$

素因数の和:277

約数の個数: 64

約数和(自身を含む): 20113920

約数和(自身を除く): 11345930

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 59, 70, 77, 110, 118, 154, 193, 295, 385, 386, 413, 590, 649, 770, 826, 965, 1298, 1351, 1930, 2065, 2123, 2702, 3245, 4130, 4246, 4543, 6490, 6755, 9086, 10615, 11387, 13510, 14861, 21230, 22715, 22774, 29722, 45430, 56935, 74305, 79709, 113870, 125257, 148610, 159418, 250514, 398545, 626285, 797090, 876799, 1252570, 1753598, 4383995, 8767990]

約数ペア:

[(1, 8767990), (2, 4383995), (5, 1753598), (7, 1252570), (10, 876799), (11, 797090), (14, 626285), (22, 398545), (35, 250514), (55, 159418), (59, 148610), (70, 125257), (77, 113870), (110, 79709), (118, 74305), (154, 56935), (193, 45430), (295, 29722), (385, 22774), (386, 22715), (413, 21230), (590, 14861), (649, 13510), (770, 11387), (826, 10615), (965, 9086), (1298, 6755), (1351, 6490), (1930, 4543), (2065, 4246), (2123, 4130), (2702, 3245)]