1930487060

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{21089}}^1$

素因数の和:21320

約数の個数: 48

約数和(自身を含む): 4251744000

約数和(自身を除く): 2321256940

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 199, 230, 398, 460, 796, 995, 1990, 3980, 4577, 9154, 18308, 21089, 22885, 42178, 45770, 84356, 91540, 105445, 210890, 421780, 485047, 970094, 1940188, 2425235, 4196711, 4850470, 8393422, 9700940, 16786844, 20983555, 41967110, 83934220, 96524353, 193048706, 386097412, 482621765, 965243530, 1930487060]

約数ペア:

[(1, 1930487060), (2, 965243530), (4, 482621765), (5, 386097412), (10, 193048706), (20, 96524353), (23, 83934220), (46, 41967110), (92, 20983555), (115, 16786844), (199, 9700940), (230, 8393422), (398, 4850470), (460, 4196711), (796, 2425235), (995, 1940188), (1990, 970094), (3980, 485047), (4577, 421780), (9154, 210890), (18308, 105445), (21089, 91540), (22885, 84356), (42178, 45770)]