201020590

素因数分解:

$2^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{43987}}^1$

素因数の和:44451

約数の個数: 16

約数和(自身を含む): 362637072

約数和(自身を除く): 161616482

約数列:

[1, 2, 5, 10, 457, 914, 2285, 4570, 43987, 87974, 219935, 439870, 20102059, 40204118, 100510295, 201020590]

約数ペア:

[(1, 201020590), (2, 100510295), (5, 40204118), (10, 20102059), (457, 439870), (914, 219935), (2285, 87974), (4570, 43987)]