27220880

素因数分解:

$2^4\times 5^1\times {\mathrm{340261}}^1$

素因数の和:340274

約数の個数: 20

約数和(自身を含む): 63288732

約数和(自身を除く): 36067852

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 340261, 680522, 1361044, 1701305, 2722088, 3402610, 5444176, 6805220, 13610440, 27220880]

約数ペア:

[(1, 27220880), (2, 13610440), (4, 6805220), (5, 5444176), (8, 3402610), (10, 2722088), (16, 1701305), (20, 1361044), (40, 680522), (80, 340261)]