17454920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:247

約数の個数: 128

約数和(自身を含む): 50284800

約数和(自身を除く): 32829880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 19, 20, 28, 34, 35, 38, 40, 56, 68, 70, 76, 85, 95, 119, 133, 136, 140, 152, 170, 190, 193, 238, 266, 280, 323, 340, 380, 386, 476, 532, 595, 646, 665, 680, 760, 772, 952, 965, 1064, 1190, 1292, 1330, 1351, 1544, 1615, 1930, 2261, 2380, 2584, 2660, 2702, 3230, 3281, 3667, 3860, 4522, 4760, 5320, 5404, 6460, 6562, 6755, 7334, 7720, 9044, 10808, 11305, 12920, 13124, 13510, 14668, 16405, 18088, 18335, 22610, 22967, 25669, 26248, 27020, 29336, 32810, 36670, 45220, 45934, 51338, 54040, 62339, 65620, 73340, 90440, 91868, 102676, 114835, 124678, 128345, 131240, 146680, 183736, 205352, 229670, 249356, 256690, 311695, 436373, 459340, 498712, 513380, 623390, 872746, 918680, 1026760, 1246780, 1745492, 2181865, 2493560, 3490984, 4363730, 8727460, 17454920]

約数ペア:

[(1, 17454920), (2, 8727460), (4, 4363730), (5, 3490984), (7, 2493560), (8, 2181865), (10, 1745492), (14, 1246780), (17, 1026760), (19, 918680), (20, 872746), (28, 623390), (34, 513380), (35, 498712), (38, 459340), (40, 436373), (56, 311695), (68, 256690), (70, 249356), (76, 229670), (85, 205352), (95, 183736), (119, 146680), (133, 131240), (136, 128345), (140, 124678), (152, 114835), (170, 102676), (190, 91868), (193, 90440), (238, 73340), (266, 65620), (280, 62339), (323, 54040), (340, 51338), (380, 45934), (386, 45220), (476, 36670), (532, 32810), (595, 29336), (646, 27020), (665, 26248), (680, 25669), (760, 22967), (772, 22610), (952, 18335), (965, 18088), (1064, 16405), (1190, 14668), (1292, 13510), (1330, 13124), (1351, 12920), (1544, 11305), (1615, 10808), (1930, 9044), (2261, 7720), (2380, 7334), (2584, 6755), (2660, 6562), (2702, 6460), (3230, 5404), (3281, 5320), (3667, 4760), (3860, 4522)]