200081780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{526531}}^1$

素因数の和:526559

約数の個数: 24

約数和(自身を含む): 442286880

約数和(自身を除く): 242205100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 526531, 1053062, 2106124, 2632655, 5265310, 10004089, 10530620, 20008178, 40016356, 50020445, 100040890, 200081780]

約数ペア:

[(1, 200081780), (2, 100040890), (4, 50020445), (5, 40016356), (10, 20008178), (19, 10530620), (20, 10004089), (38, 5265310), (76, 2632655), (95, 2106124), (190, 1053062), (380, 526531)]