199067260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1421909}}^1$

素因数の和:1421925

約数の個数: 24

約数和(自身を含む): 477761760

約数和(自身を除く): 278694500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1421909, 2843818, 5687636, 7109545, 9953363, 14219090, 19906726, 28438180, 39813452, 49766815, 99533630, 199067260]

約数ペア:

[(1, 199067260), (2, 99533630), (4, 49766815), (5, 39813452), (7, 28438180), (10, 19906726), (14, 14219090), (20, 9953363), (28, 7109545), (35, 5687636), (70, 2843818), (140, 1421909)]