17954000

素因数分解:

$2^4\times 5^3\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:261

約数の個数: 80

約数和(自身を含む): 44568576

約数和(自身を除く): 26614576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 47, 50, 80, 94, 100, 125, 188, 191, 200, 235, 250, 376, 382, 400, 470, 500, 752, 764, 940, 955, 1000, 1175, 1528, 1880, 1910, 2000, 2350, 3056, 3760, 3820, 4700, 4775, 5875, 7640, 8977, 9400, 9550, 11750, 15280, 17954, 18800, 19100, 23500, 23875, 35908, 38200, 44885, 47000, 47750, 71816, 76400, 89770, 94000, 95500, 143632, 179540, 191000, 224425, 359080, 382000, 448850, 718160, 897700, 1122125, 1795400, 2244250, 3590800, 4488500, 8977000, 17954000]

約数ペア:

[(1, 17954000), (2, 8977000), (4, 4488500), (5, 3590800), (8, 2244250), (10, 1795400), (16, 1122125), (20, 897700), (25, 718160), (40, 448850), (47, 382000), (50, 359080), (80, 224425), (94, 191000), (100, 179540), (125, 143632), (188, 95500), (191, 94000), (200, 89770), (235, 76400), (250, 71816), (376, 47750), (382, 47000), (400, 44885), (470, 38200), (500, 35908), (752, 23875), (764, 23500), (940, 19100), (955, 18800), (1000, 17954), (1175, 15280), (1528, 11750), (1880, 9550), (1910, 9400), (2000, 8977), (2350, 7640), (3056, 5875), (3760, 4775), (3820, 4700)]