20255230

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{389}}^1$

素因数の和:564

約数の個数: 32

約数和(自身を含む): 37739520

約数和(自身を除く): 17484290

約数列:

[1, 2, 5, 10, 41, 82, 127, 205, 254, 389, 410, 635, 778, 1270, 1945, 3890, 5207, 10414, 15949, 26035, 31898, 49403, 52070, 79745, 98806, 159490, 247015, 494030, 2025523, 4051046, 10127615, 20255230]

約数ペア:

[(1, 20255230), (2, 10127615), (5, 4051046), (10, 2025523), (41, 494030), (82, 247015), (127, 159490), (205, 98806), (254, 79745), (389, 52070), (410, 49403), (635, 31898), (778, 26035), (1270, 15949), (1945, 10414), (3890, 5207)]