7244140

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3323}}^1$

素因数の和:3441

約数の個数: 24

約数和(自身を含む): 15356880

約数和(自身を除く): 8112740

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 3323, 6646, 13292, 16615, 33230, 66460, 362207, 724414, 1448828, 1811035, 3622070, 7244140]

約数ペア:

[(1, 7244140), (2, 3622070), (4, 1811035), (5, 1448828), (10, 724414), (20, 362207), (109, 66460), (218, 33230), (436, 16615), (545, 13292), (1090, 6646), (2180, 3323)]