20226040

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{4639}}^1$

素因数の和:4759

約数の個数: 32

約数和(自身を含む): 45936000

約数和(自身を除く): 25709960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 4639, 9278, 18556, 23195, 37112, 46390, 92780, 185560, 505651, 1011302, 2022604, 2528255, 4045208, 5056510, 10113020, 20226040]

約数ペア:

[(1, 20226040), (2, 10113020), (4, 5056510), (5, 4045208), (8, 2528255), (10, 2022604), (20, 1011302), (40, 505651), (109, 185560), (218, 92780), (436, 46390), (545, 37112), (872, 23195), (1090, 18556), (2180, 9278), (4360, 4639)]