12720227530

素因数分解:

$2^1\times 5^1\times {\mathrm{4259}}^1\times {\mathrm{298667}}^1$

素因数の和:302933

約数の個数: 16

約数和(自身を含む): 22901862240

約数和(自身を除く): 10181634710

約数列:

[1, 2, 5, 10, 4259, 8518, 21295, 42590, 298667, 597334, 1493335, 2986670, 1272022753, 2544045506, 6360113765, 12720227530]

約数ペア:

[(1, 12720227530), (2, 6360113765), (5, 2544045506), (10, 1272022753), (4259, 2986670), (8518, 1493335), (21295, 597334), (42590, 298667)]