165640940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{360089}}^1$

素因数の和:360121

約数の個数: 24

約数和(自身を含む): 362970720

約数和(自身を除く): 197329780

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 360089, 720178, 1440356, 1800445, 3600890, 7201780, 8282047, 16564094, 33128188, 41410235, 82820470, 165640940]

約数ペア:

[(1, 165640940), (2, 82820470), (4, 41410235), (5, 33128188), (10, 16564094), (20, 8282047), (23, 7201780), (46, 3600890), (92, 1800445), (115, 1440356), (230, 720178), (460, 360089)]