166872580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1191947}}^1$

素因数の和:1191963

約数の個数: 24

約数和(自身を含む): 400494528

約数和(自身を除く): 233621948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1191947, 2383894, 4767788, 5959735, 8343629, 11919470, 16687258, 23838940, 33374516, 41718145, 83436290, 166872580]

約数ペア:

[(1, 166872580), (2, 83436290), (4, 41718145), (5, 33374516), (7, 23838940), (10, 16687258), (14, 11919470), (20, 8343629), (28, 5959735), (35, 4767788), (70, 2383894), (140, 1191947)]