210930260

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{96757}}^1$

素因数の和:96875

約数の個数: 24

約数和(自身を含む): 447021960

約数和(自身を除く): 236091700

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 96757, 193514, 387028, 483785, 967570, 1935140, 10546513, 21093026, 42186052, 52732565, 105465130, 210930260]

約数ペア:

[(1, 210930260), (2, 105465130), (4, 52732565), (5, 42186052), (10, 21093026), (20, 10546513), (109, 1935140), (218, 967570), (436, 483785), (545, 387028), (1090, 193514), (2180, 96757)]