42778310

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{225149}}^1$

素因数の和:225175

約数の個数: 16

約数和(自身を含む): 81054000

約数和(自身を除く): 38275690

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 225149, 450298, 1125745, 2251490, 4277831, 8555662, 21389155, 42778310]

約数ペア:

[(1, 42778310), (2, 21389155), (5, 8555662), (10, 4277831), (19, 2251490), (38, 1125745), (95, 450298), (190, 225149)]