2100070580

素因数分解:

$2^2\times 5^1\times {\mathrm{105003529}}^1$

素因数の和:105003538

約数の個数: 12

約数和(自身を含む): 4410148260

約数和(自身を除く): 2310077680

約数列:

[1, 2, 4, 5, 10, 20, 105003529, 210007058, 420014116, 525017645, 1050035290, 2100070580]

約数ペア:

[(1, 2100070580), (2, 1050035290), (4, 525017645), (5, 420014116), (10, 210007058), (20, 105003529)]