3957620

素因数分解:

$2^2\times 5^1\times {\mathrm{433}}^1\times {\mathrm{457}}^1$

素因数の和:899

約数の個数: 24

約数和(自身を含む): 8348424

約数和(自身を除く): 4390804

約数列:

[1, 2, 4, 5, 10, 20, 433, 457, 866, 914, 1732, 1828, 2165, 2285, 4330, 4570, 8660, 9140, 197881, 395762, 791524, 989405, 1978810, 3957620]

約数ペア:

[(1, 3957620), (2, 1978810), (4, 989405), (5, 791524), (10, 395762), (20, 197881), (433, 9140), (457, 8660), (866, 4570), (914, 4330), (1732, 2285), (1828, 2165)]