18947600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:193

約数の個数: 120

約数和(自身を含む): 53323968

約数和(自身を除く): 34376368

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 67, 70, 80, 100, 101, 112, 134, 140, 175, 200, 202, 268, 280, 335, 350, 400, 404, 469, 505, 536, 560, 670, 700, 707, 808, 938, 1010, 1072, 1340, 1400, 1414, 1616, 1675, 1876, 2020, 2345, 2525, 2680, 2800, 2828, 3350, 3535, 3752, 4040, 4690, 5050, 5360, 5656, 6700, 6767, 7070, 7504, 8080, 9380, 10100, 11312, 11725, 13400, 13534, 14140, 17675, 18760, 20200, 23450, 26800, 27068, 28280, 33835, 35350, 37520, 40400, 46900, 47369, 54136, 56560, 67670, 70700, 93800, 94738, 108272, 135340, 141400, 169175, 187600, 189476, 236845, 270680, 282800, 338350, 378952, 473690, 541360, 676700, 757904, 947380, 1184225, 1353400, 1894760, 2368450, 2706800, 3789520, 4736900, 9473800, 18947600]

約数ペア:

[(1, 18947600), (2, 9473800), (4, 4736900), (5, 3789520), (7, 2706800), (8, 2368450), (10, 1894760), (14, 1353400), (16, 1184225), (20, 947380), (25, 757904), (28, 676700), (35, 541360), (40, 473690), (50, 378952), (56, 338350), (67, 282800), (70, 270680), (80, 236845), (100, 189476), (101, 187600), (112, 169175), (134, 141400), (140, 135340), (175, 108272), (200, 94738), (202, 93800), (268, 70700), (280, 67670), (335, 56560), (350, 54136), (400, 47369), (404, 46900), (469, 40400), (505, 37520), (536, 35350), (560, 33835), (670, 28280), (700, 27068), (707, 26800), (808, 23450), (938, 20200), (1010, 18760), (1072, 17675), (1340, 14140), (1400, 13534), (1414, 13400), (1616, 11725), (1675, 11312), (1876, 10100), (2020, 9380), (2345, 8080), (2525, 7504), (2680, 7070), (2800, 6767), (2828, 6700), (3350, 5656), (3535, 5360), (3752, 5050), (4040, 4690)]