29916140

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{13723}}^1$

素因数の和:13841

約数の個数: 24

約数和(自身を含む): 63404880

約数和(自身を除く): 33488740

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 13723, 27446, 54892, 68615, 137230, 274460, 1495807, 2991614, 5983228, 7479035, 14958070, 29916140]

約数ペア:

[(1, 29916140), (2, 14958070), (4, 7479035), (5, 5983228), (10, 2991614), (20, 1495807), (109, 274460), (218, 137230), (436, 68615), (545, 54892), (1090, 27446), (2180, 13723)]