20291230660

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1361}}^1\times {\mathrm{32411}}^1$

素因数の和:33804

約数の個数: 48

約数和(自身を含む): 44498305152

約数和(自身を除く): 24207074492

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 1361, 2722, 5444, 6805, 13610, 27220, 31303, 32411, 62606, 64822, 125212, 129644, 156515, 162055, 313030, 324110, 626060, 648220, 745453, 1490906, 2981812, 3727265, 7454530, 14909060, 44111371, 88222742, 176445484, 220556855, 441113710, 882227420, 1014561533, 2029123066, 4058246132, 5072807665, 10145615330, 20291230660]

約数ペア:

[(1, 20291230660), (2, 10145615330), (4, 5072807665), (5, 4058246132), (10, 2029123066), (20, 1014561533), (23, 882227420), (46, 441113710), (92, 220556855), (115, 176445484), (230, 88222742), (460, 44111371), (1361, 14909060), (2722, 7454530), (5444, 3727265), (6805, 2981812), (13610, 1490906), (27220, 745453), (31303, 648220), (32411, 626060), (62606, 324110), (64822, 313030), (125212, 162055), (129644, 156515)]