442658390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1009}}^1\times {\mathrm{2309}}^1$

素因数の和:3344

約数の個数: 32

約数和(自身を含む): 839916000

約数和(自身を除く): 397257610

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1009, 2018, 2309, 4618, 5045, 10090, 11545, 19171, 23090, 38342, 43871, 87742, 95855, 191710, 219355, 438710, 2329781, 4659562, 11648905, 23297810, 44265839, 88531678, 221329195, 442658390]

約数ペア:

[(1, 442658390), (2, 221329195), (5, 88531678), (10, 44265839), (19, 23297810), (38, 11648905), (95, 4659562), (190, 2329781), (1009, 438710), (2018, 219355), (2309, 191710), (4618, 95855), (5045, 87742), (10090, 43871), (11545, 38342), (19171, 23090)]