26933840

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1709}}^1$

素因数の和:1919

約数の個数: 40

約数和(自身を含む): 62975880

約数和(自身を除く): 36042040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 788, 985, 1576, 1709, 1970, 3152, 3418, 3940, 6836, 7880, 8545, 13672, 15760, 17090, 27344, 34180, 68360, 136720, 336673, 673346, 1346692, 1683365, 2693384, 3366730, 5386768, 6733460, 13466920, 26933840]

約数ペア:

[(1, 26933840), (2, 13466920), (4, 6733460), (5, 5386768), (8, 3366730), (10, 2693384), (16, 1683365), (20, 1346692), (40, 673346), (80, 336673), (197, 136720), (394, 68360), (788, 34180), (985, 27344), (1576, 17090), (1709, 15760), (1970, 13672), (3152, 8545), (3418, 7880), (3940, 6836)]