12605420

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{2053}}^1$

素因数の和:2369

約数の個数: 24

約数和(自身を含む): 26570544

約数和(自身を除く): 13965124

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 2053, 3070, 4106, 6140, 8212, 10265, 20530, 41060, 630271, 1260542, 2521084, 3151355, 6302710, 12605420]

約数ペア:

[(1, 12605420), (2, 6302710), (4, 3151355), (5, 2521084), (10, 1260542), (20, 630271), (307, 41060), (614, 20530), (1228, 10265), (1535, 8212), (2053, 6140), (3070, 4106)]