13444000

素因数分解:

$2^5\times 5^3\times {\mathrm{3361}}^1$

素因数の和:3386

約数の個数: 48

約数和(自身を含む): 33041736

約数和(自身を除く): 19597736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 3361, 4000, 6722, 13444, 16805, 26888, 33610, 53776, 67220, 84025, 107552, 134440, 168050, 268880, 336100, 420125, 537760, 672200, 840250, 1344400, 1680500, 2688800, 3361000, 6722000, 13444000]

約数ペア:

[(1, 13444000), (2, 6722000), (4, 3361000), (5, 2688800), (8, 1680500), (10, 1344400), (16, 840250), (20, 672200), (25, 537760), (32, 420125), (40, 336100), (50, 268880), (80, 168050), (100, 134440), (125, 107552), (160, 84025), (200, 67220), (250, 53776), (400, 33610), (500, 26888), (800, 16805), (1000, 13444), (2000, 6722), (3361, 4000)]