27662020

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{12689}}^1$

素因数の和:12807

約数の個数: 24

約数和(自身を含む): 58627800

約数和(自身を除く): 30965780

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 12689, 25378, 50756, 63445, 126890, 253780, 1383101, 2766202, 5532404, 6915505, 13831010, 27662020]

約数ペア:

[(1, 27662020), (2, 13831010), (4, 6915505), (5, 5532404), (10, 2766202), (20, 1383101), (109, 253780), (218, 126890), (436, 63445), (545, 50756), (1090, 25378), (2180, 12689)]