55772560

素因数分解:

$2^4\times 5^1\times {\mathrm{697157}}^1$

素因数の和:697170

約数の個数: 20

約数和(自身を含む): 129671388

約数和(自身を除く): 73898828

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 697157, 1394314, 2788628, 3485785, 5577256, 6971570, 11154512, 13943140, 27886280, 55772560]

約数ペア:

[(1, 55772560), (2, 27886280), (4, 13943140), (5, 11154512), (8, 6971570), (10, 5577256), (16, 3485785), (20, 2788628), (40, 1394314), (80, 697157)]