40804834220

素因数分解:

$2^2\times 5^1\times {\mathrm{10271}}^1\times {\mathrm{198641}}^1$

素因数の和:208921

約数の個数: 24

約数和(自身を含む): 85698926208

約数和(自身を除く): 44894091988

約数列:

[1, 2, 4, 5, 10, 20, 10271, 20542, 41084, 51355, 102710, 198641, 205420, 397282, 794564, 993205, 1986410, 3972820, 2040241711, 4080483422, 8160966844, 10201208555, 20402417110, 40804834220]

約数ペア:

[(1, 40804834220), (2, 20402417110), (4, 10201208555), (5, 8160966844), (10, 4080483422), (20, 2040241711), (10271, 3972820), (20542, 1986410), (41084, 993205), (51355, 794564), (102710, 397282), (198641, 205420)]