28305237220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{108866297}}^1$

素因数の和:108866319

約数の個数: 24

約数和(自身を含む): 64013383224

約数和(自身を除く): 35708146004

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 108866297, 217732594, 435465188, 544331485, 1088662970, 1415261861, 2177325940, 2830523722, 5661047444, 7076309305, 14152618610, 28305237220]

約数ペア:

[(1, 28305237220), (2, 14152618610), (4, 7076309305), (5, 5661047444), (10, 2830523722), (13, 2177325940), (20, 1415261861), (26, 1088662970), (52, 544331485), (65, 435465188), (130, 217732594), (260, 108866297)]