55795280

素因数分解:

$2^4\times 5^1\times {\mathrm{697441}}^1$

素因数の和:697454

約数の個数: 20

約数和(自身を含む): 129724212

約数和(自身を除く): 73928932

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 697441, 1394882, 2789764, 3487205, 5579528, 6974410, 11159056, 13948820, 27897640, 55795280]

約数ペア:

[(1, 55795280), (2, 27897640), (4, 13948820), (5, 11159056), (8, 6974410), (10, 5579528), (16, 3487205), (20, 2789764), (40, 1394882), (80, 697441)]