77015540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{550111}}^1$

素因数の和:550127

約数の個数: 24

約数和(自身を含む): 184837632

約数和(自身を除く): 107822092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 550111, 1100222, 2200444, 2750555, 3850777, 5501110, 7701554, 11002220, 15403108, 19253885, 38507770, 77015540]

約数ペア:

[(1, 77015540), (2, 38507770), (4, 19253885), (5, 15403108), (7, 11002220), (10, 7701554), (14, 5501110), (20, 3850777), (28, 2750555), (35, 2200444), (70, 1100222), (140, 550111)]