2023186780

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{644327}}^1$

素因数の和:644493

約数の個数: 24

約数和(自身を含む): 4275760608

約数和(自身を除く): 2252573828

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 644327, 1288654, 2577308, 3221635, 6443270, 12886540, 101159339, 202318678, 404637356, 505796695, 1011593390, 2023186780]

約数ペア:

[(1, 2023186780), (2, 1011593390), (4, 505796695), (5, 404637356), (10, 202318678), (20, 101159339), (157, 12886540), (314, 6443270), (628, 3221635), (785, 2577308), (1570, 1288654), (3140, 644327)]