20891400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{34819}}^1$

素因数の和:34838

約数の個数: 48

約数和(自身を含む): 64765200

約数和(自身を除く): 43873800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 200, 300, 600, 34819, 69638, 104457, 139276, 174095, 208914, 278552, 348190, 417828, 522285, 696380, 835656, 870475, 1044570, 1392760, 1740950, 2089140, 2611425, 3481900, 4178280, 5222850, 6963800, 10445700, 20891400]

約数ペア:

[(1, 20891400), (2, 10445700), (3, 6963800), (4, 5222850), (5, 4178280), (6, 3481900), (8, 2611425), (10, 2089140), (12, 1740950), (15, 1392760), (20, 1044570), (24, 870475), (25, 835656), (30, 696380), (40, 522285), (50, 417828), (60, 348190), (75, 278552), (100, 208914), (120, 174095), (150, 139276), (200, 104457), (300, 69638), (600, 34819)]