55038460

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{25247}}^1$

素因数の和:25365

約数の個数: 24

約数和(自身を含む): 116645760

約数和(自身を除く): 61607300

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 25247, 50494, 100988, 126235, 252470, 504940, 2751923, 5503846, 11007692, 13759615, 27519230, 55038460]

約数ペア:

[(1, 55038460), (2, 27519230), (4, 13759615), (5, 11007692), (10, 5503846), (20, 2751923), (109, 504940), (218, 252470), (436, 126235), (545, 100988), (1090, 50494), (2180, 25247)]