893000

素因数分解:

$2^3\times 5^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:87

約数の個数: 64

約数和(自身を含む): 2246400

約数和(自身を除く): 1353400

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 47, 50, 76, 94, 95, 100, 125, 152, 188, 190, 200, 235, 250, 376, 380, 470, 475, 500, 760, 893, 940, 950, 1000, 1175, 1786, 1880, 1900, 2350, 2375, 3572, 3800, 4465, 4700, 4750, 5875, 7144, 8930, 9400, 9500, 11750, 17860, 19000, 22325, 23500, 35720, 44650, 47000, 89300, 111625, 178600, 223250, 446500, 893000]

約数ペア:

[(1, 893000), (2, 446500), (4, 223250), (5, 178600), (8, 111625), (10, 89300), (19, 47000), (20, 44650), (25, 35720), (38, 23500), (40, 22325), (47, 19000), (50, 17860), (76, 11750), (94, 9500), (95, 9400), (100, 8930), (125, 7144), (152, 5875), (188, 4750), (190, 4700), (200, 4465), (235, 3800), (250, 3572), (376, 2375), (380, 2350), (470, 1900), (475, 1880), (500, 1786), (760, 1175), (893, 1000), (940, 950)]