2015055890

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{277}}^1\times {\mathrm{19661}}^1$

素因数の和:19982

約数の個数: 32

約数和(自身を含む): 3738768624

約数和(自身を除く): 1723712734

約数列:

[1, 2, 5, 10, 37, 74, 185, 277, 370, 554, 1385, 2770, 10249, 19661, 20498, 39322, 51245, 98305, 102490, 196610, 727457, 1454914, 3637285, 5446097, 7274570, 10892194, 27230485, 54460970, 201505589, 403011178, 1007527945, 2015055890]

約数ペア:

[(1, 2015055890), (2, 1007527945), (5, 403011178), (10, 201505589), (37, 54460970), (74, 27230485), (185, 10892194), (277, 7274570), (370, 5446097), (554, 3637285), (1385, 1454914), (2770, 727457), (10249, 196610), (19661, 102490), (20498, 98305), (39322, 51245)]