20455750

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{11689}}^1$

素因数の和:11713

約数の個数: 32

約数和(自身を含む): 43767360

約数和(自身を除く): 23311610

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 875, 1750, 11689, 23378, 58445, 81823, 116890, 163646, 292225, 409115, 584450, 818230, 1461125, 2045575, 2922250, 4091150, 10227875, 20455750]

約数ペア:

[(1, 20455750), (2, 10227875), (5, 4091150), (7, 2922250), (10, 2045575), (14, 1461125), (25, 818230), (35, 584450), (50, 409115), (70, 292225), (125, 163646), (175, 116890), (250, 81823), (350, 58445), (875, 23378), (1750, 11689)]