215791390

素因数分解:

$2^1\times 5^1\times {\mathrm{2141}}^1\times {\mathrm{10079}}^1$

素因数の和:12227

約数の個数: 16

約数和(自身を含む): 388644480

約数和(自身を除く): 172853090

約数列:

[1, 2, 5, 10, 2141, 4282, 10079, 10705, 20158, 21410, 50395, 100790, 21579139, 43158278, 107895695, 215791390]

約数ペア:

[(1, 215791390), (2, 107895695), (5, 43158278), (10, 21579139), (2141, 100790), (4282, 50395), (10079, 21410), (10705, 20158)]