13520420

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{5323}}^1$

素因数の和:5459

約数の個数: 24

約数和(自身を含む): 28621824

約数和(自身を除く): 15101404

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 5323, 10646, 21292, 26615, 53230, 106460, 676021, 1352042, 2704084, 3380105, 6760210, 13520420]

約数ペア:

[(1, 13520420), (2, 6760210), (4, 3380105), (5, 2704084), (10, 1352042), (20, 676021), (127, 106460), (254, 53230), (508, 26615), (635, 21292), (1270, 10646), (2540, 5323)]