1097457640

素因数分解:

$2^3\times 5^1\times {\mathrm{27436441}}^1$

素因数の和:27436452

約数の個数: 16

約数和(自身を含む): 2469279780

約数和(自身を除く): 1371822140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 27436441, 54872882, 109745764, 137182205, 219491528, 274364410, 548728820, 1097457640]

約数ペア:

[(1, 1097457640), (2, 548728820), (4, 274364410), (5, 219491528), (8, 137182205), (10, 109745764), (20, 54872882), (40, 27436441)]