890472620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2343349}}^1$

素因数の和:2343377

約数の個数: 24

約数和(自身を含む): 1968414000

約数和(自身を除く): 1077941380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 2343349, 4686698, 9373396, 11716745, 23433490, 44523631, 46866980, 89047262, 178094524, 222618155, 445236310, 890472620]

約数ペア:

[(1, 890472620), (2, 445236310), (4, 222618155), (5, 178094524), (10, 89047262), (19, 46866980), (20, 44523631), (38, 23433490), (76, 11716745), (95, 9373396), (190, 4686698), (380, 2343349)]