13040620

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{13873}}^1$

素因数の和:13929

約数の個数: 24

約数和(自身を含む): 27969984

約数和(自身を除く): 14929364

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 13873, 27746, 55492, 69365, 138730, 277460, 652031, 1304062, 2608124, 3260155, 6520310, 13040620]

約数ペア:

[(1, 13040620), (2, 6520310), (4, 3260155), (5, 2608124), (10, 1304062), (20, 652031), (47, 277460), (94, 138730), (188, 69365), (235, 55492), (470, 27746), (940, 13873)]