56817020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{218527}}^1$

素因数の和:218549

約数の個数: 24

約数和(自身を含む): 128494464

約数和(自身を除く): 71677444

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 218527, 437054, 874108, 1092635, 2185270, 2840851, 4370540, 5681702, 11363404, 14204255, 28408510, 56817020]

約数ペア:

[(1, 56817020), (2, 28408510), (4, 14204255), (5, 11363404), (10, 5681702), (13, 4370540), (20, 2840851), (26, 2185270), (52, 1092635), (65, 874108), (130, 437054), (260, 218527)]