12558820

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{5557}}^1$

素因数の和:5679

約数の個数: 24

約数和(自身を含む): 26611704

約数和(自身を除く): 14052884

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 5557, 11114, 22228, 27785, 55570, 111140, 627941, 1255882, 2511764, 3139705, 6279410, 12558820]

約数ペア:

[(1, 12558820), (2, 6279410), (4, 3139705), (5, 2511764), (10, 1255882), (20, 627941), (113, 111140), (226, 55570), (452, 27785), (565, 22228), (1130, 11114), (2260, 5557)]