1900512860

素因数分解:

$2^2\times 5^1\times {\mathrm{1979}}^1\times {\mathrm{48017}}^1$

素因数の和:50005

約数の個数: 24

約数和(自身を含む): 3993176880

約数和(自身を除く): 2092664020

約数列:

[1, 2, 4, 5, 10, 20, 1979, 3958, 7916, 9895, 19790, 39580, 48017, 96034, 192068, 240085, 480170, 960340, 95025643, 190051286, 380102572, 475128215, 950256430, 1900512860]

約数ペア:

[(1, 1900512860), (2, 950256430), (4, 475128215), (5, 380102572), (10, 190051286), (20, 95025643), (1979, 960340), (3958, 480170), (7916, 240085), (9895, 192068), (19790, 96034), (39580, 48017)]