208538270

素因数分解:

$2^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{42821}}^1$

素因数の和:43315

約数の個数: 16

約数和(自身を含む): 376148448

約数和(自身を除く): 167610178

約数列:

[1, 2, 5, 10, 487, 974, 2435, 4870, 42821, 85642, 214105, 428210, 20853827, 41707654, 104269135, 208538270]

約数ペア:

[(1, 208538270), (2, 104269135), (5, 41707654), (10, 20853827), (487, 428210), (974, 214105), (2435, 85642), (4870, 42821)]