28457600

素因数分解:

$2^7\times 5^2\times {\mathrm{8893}}^1$

素因数の和:8917

約数の個数: 48

約数和(自身を含む): 70307070

約数和(自身を除く): 41849470

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 8893, 17786, 35572, 44465, 71144, 88930, 142288, 177860, 222325, 284576, 355720, 444650, 569152, 711440, 889300, 1138304, 1422880, 1778600, 2845760, 3557200, 5691520, 7114400, 14228800, 28457600]

約数ペア:

[(1, 28457600), (2, 14228800), (4, 7114400), (5, 5691520), (8, 3557200), (10, 2845760), (16, 1778600), (20, 1422880), (25, 1138304), (32, 889300), (40, 711440), (50, 569152), (64, 444650), (80, 355720), (100, 284576), (128, 222325), (160, 177860), (200, 142288), (320, 88930), (400, 71144), (640, 44465), (800, 35572), (1600, 17786), (3200, 8893)]