2867420

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{461}}^1$

素因数の和:781

約数の個数: 24

約数和(自身を含む): 6054048

約数和(自身を除く): 3186628

約数列:

[1, 2, 4, 5, 10, 20, 311, 461, 622, 922, 1244, 1555, 1844, 2305, 3110, 4610, 6220, 9220, 143371, 286742, 573484, 716855, 1433710, 2867420]

約数ペア:

[(1, 2867420), (2, 1433710), (4, 716855), (5, 573484), (10, 286742), (20, 143371), (311, 9220), (461, 6220), (622, 4610), (922, 3110), (1244, 2305), (1555, 1844)]