12087020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{54941}}^1$

素因数の和:54961

約数の個数: 24

約数和(自身を含む): 27690768

約数和(自身を除く): 15603748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 54941, 109882, 219764, 274705, 549410, 604351, 1098820, 1208702, 2417404, 3021755, 6043510, 12087020]

約数ペア:

[(1, 12087020), (2, 6043510), (4, 3021755), (5, 2417404), (10, 1208702), (11, 1098820), (20, 604351), (22, 549410), (44, 274705), (55, 219764), (110, 109882), (220, 54941)]