20774.0000000

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1543}}^1$

素因数の和:1585

約数の個数: 24

約数和(自身を含む): 5743680

約数和(自身を除く): 2387655

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 145, 435, 725, 1543, 2175, 4629, 7715, 23145, 38575, 44747, 115725, 134241, 223735, 671205, 1118675, 3356025]

約数ペア:

[(1, 3356025), (3, 1118675), (5, 671205), (15, 223735), (25, 134241), (29, 115725), (75, 44747), (87, 38575), (145, 23145), (435, 7715), (725, 4629), (1543, 2175)]