2197857790

素因数分解:

$2^1\times 5^1\times {\mathrm{2089}}^1\times {\mathrm{105211}}^1$

素因数の和:107307

約数の個数: 16

約数和(自身を含む): 3958075440

約数和(自身を除く): 1760217650

約数列:

[1, 2, 5, 10, 2089, 4178, 10445, 20890, 105211, 210422, 526055, 1052110, 219785779, 439571558, 1098928895, 2197857790]

約数ペア:

[(1, 2197857790), (2, 1098928895), (5, 439571558), (10, 219785779), (2089, 1052110), (4178, 526055), (10445, 210422), (20890, 105211)]