38038820

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{17449}}^1$

素因数の和:17567

約数の個数: 24

約数和(自身を含む): 80619000

約数和(自身を除く): 42580180

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 17449, 34898, 69796, 87245, 174490, 348980, 1901941, 3803882, 7607764, 9509705, 19019410, 38038820]

約数ペア:

[(1, 38038820), (2, 19019410), (4, 9509705), (5, 7607764), (10, 3803882), (20, 1901941), (109, 348980), (218, 174490), (436, 87245), (545, 69796), (1090, 34898), (2180, 17449)]