187444940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{407489}}^1$

素因数の和:407521

約数の個数: 24

約数和(自身を含む): 410749920

約数和(自身を除く): 223304980

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 407489, 814978, 1629956, 2037445, 4074890, 8149780, 9372247, 18744494, 37488988, 46861235, 93722470, 187444940]

約数ペア:

[(1, 187444940), (2, 93722470), (4, 46861235), (5, 37488988), (10, 18744494), (20, 9372247), (23, 8149780), (46, 4074890), (92, 2037445), (115, 1629956), (230, 814978), (460, 407489)]