42685490

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{39161}}^1$

素因数の和:39277

約数の個数: 16

約数和(自身を含む): 77540760

約数和(自身を除く): 34855270

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 39161, 78322, 195805, 391610, 4268549, 8537098, 21342745, 42685490]

約数ペア:

[(1, 42685490), (2, 21342745), (5, 8537098), (10, 4268549), (109, 391610), (218, 195805), (545, 78322), (1090, 39161)]