8689520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{263}}^1$

素因数の和:342

約数の個数: 80

約数和(自身を含む): 23569920

約数和(自身を除く): 14880400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 59, 70, 80, 112, 118, 140, 236, 263, 280, 295, 413, 472, 526, 560, 590, 826, 944, 1052, 1180, 1315, 1652, 1841, 2065, 2104, 2360, 2630, 3304, 3682, 4130, 4208, 4720, 5260, 6608, 7364, 8260, 9205, 10520, 14728, 15517, 16520, 18410, 21040, 29456, 31034, 33040, 36820, 62068, 73640, 77585, 108619, 124136, 147280, 155170, 217238, 248272, 310340, 434476, 543095, 620680, 868952, 1086190, 1241360, 1737904, 2172380, 4344760, 8689520]

約数ペア:

[(1, 8689520), (2, 4344760), (4, 2172380), (5, 1737904), (7, 1241360), (8, 1086190), (10, 868952), (14, 620680), (16, 543095), (20, 434476), (28, 310340), (35, 248272), (40, 217238), (56, 155170), (59, 147280), (70, 124136), (80, 108619), (112, 77585), (118, 73640), (140, 62068), (236, 36820), (263, 33040), (280, 31034), (295, 29456), (413, 21040), (472, 18410), (526, 16520), (560, 15517), (590, 14728), (826, 10520), (944, 9205), (1052, 8260), (1180, 7364), (1315, 6608), (1652, 5260), (1841, 4720), (2065, 4208), (2104, 4130), (2360, 3682), (2630, 3304)]