106820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{109}}^1$

素因数の和:132

約数の個数: 36

約数和(自身を含む): 263340

約数和(自身を除く): 156520

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 109, 140, 196, 218, 245, 436, 490, 545, 763, 980, 1090, 1526, 2180, 3052, 3815, 5341, 7630, 10682, 15260, 21364, 26705, 53410, 106820]

約数ペア:

[(1, 106820), (2, 53410), (4, 26705), (5, 21364), (7, 15260), (10, 10682), (14, 7630), (20, 5341), (28, 3815), (35, 3052), (49, 2180), (70, 1526), (98, 1090), (109, 980), (140, 763), (196, 545), (218, 490), (245, 436)]