203414570

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{2543}}^1$

素因数の和:2990

約数の個数: 32

約数和(自身を含む): 386484480

約数和(自身を除く): 183069910

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 421, 842, 2105, 2543, 4210, 5086, 7999, 12715, 15998, 25430, 39995, 48317, 79990, 96634, 241585, 483170, 1070603, 2141206, 5353015, 10706030, 20341457, 40682914, 101707285, 203414570]

約数ペア:

[(1, 203414570), (2, 101707285), (5, 40682914), (10, 20341457), (19, 10706030), (38, 5353015), (95, 2141206), (190, 1070603), (421, 483170), (842, 241585), (2105, 96634), (2543, 79990), (4210, 48317), (5086, 39995), (7999, 25430), (12715, 15998)]