9049840

素因数分解:

$2^4\times 5^1\times {\mathrm{113123}}^1$

素因数の和:113136

約数の個数: 20

約数和(自身を含む): 21041064

約数和(自身を除く): 11991224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113123, 226246, 452492, 565615, 904984, 1131230, 1809968, 2262460, 4524920, 9049840]

約数ペア:

[(1, 9049840), (2, 4524920), (4, 2262460), (5, 1809968), (8, 1131230), (10, 904984), (16, 565615), (20, 452492), (40, 226246), (80, 113123)]