217190900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{114311}}^1$

素因数の和:114344

約数の個数: 36

約数和(自身を含む): 496114080

約数和(自身を除く): 278923180

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 114311, 228622, 457244, 571555, 1143110, 2171909, 2286220, 2857775, 4343818, 5715550, 8687636, 10859545, 11431100, 21719090, 43438180, 54297725, 108595450, 217190900]

約数ペア:

[(1, 217190900), (2, 108595450), (4, 54297725), (5, 43438180), (10, 21719090), (19, 11431100), (20, 10859545), (25, 8687636), (38, 5715550), (50, 4343818), (76, 2857775), (95, 2286220), (100, 2171909), (190, 1143110), (380, 571555), (475, 457244), (950, 228622), (1900, 114311)]