77003780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{550027}}^1$

素因数の和:550043

約数の個数: 24

約数和(自身を含む): 184809408

約数和(自身を除く): 107805628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 550027, 1100054, 2200108, 2750135, 3850189, 5500270, 7700378, 11000540, 15400756, 19250945, 38501890, 77003780]

約数ペア:

[(1, 77003780), (2, 38501890), (4, 19250945), (5, 15400756), (7, 11000540), (10, 7700378), (14, 5500270), (20, 3850189), (28, 2750135), (35, 2200108), (70, 1100054), (140, 550027)]