389617070

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{378269}}^1$

素因数の和:378379

約数の個数: 16

約数和(自身を含む): 708121440

約数和(自身を除く): 318504370

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 378269, 756538, 1891345, 3782690, 38961707, 77923414, 194808535, 389617070]

約数ペア:

[(1, 389617070), (2, 194808535), (5, 77923414), (10, 38961707), (103, 3782690), (206, 1891345), (515, 756538), (1030, 378269)]