201089270

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{225943}}^1$

素因数の和:226039

約数の個数: 16

約数和(自身を含む): 366029280

約数和(自身を除く): 164940010

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 225943, 451886, 1129715, 2259430, 20108927, 40217854, 100544635, 201089270]

約数ペア:

[(1, 201089270), (2, 100544635), (5, 40217854), (10, 20108927), (89, 2259430), (178, 1129715), (445, 451886), (890, 225943)]