137540540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{404531}}^1$

素因数の和:404557

約数の個数: 24

約数和(自身を含む): 305826192

約数和(自身を除く): 168285652

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 404531, 809062, 1618124, 2022655, 4045310, 6877027, 8090620, 13754054, 27508108, 34385135, 68770270, 137540540]

約数ペア:

[(1, 137540540), (2, 68770270), (4, 34385135), (5, 27508108), (10, 13754054), (17, 8090620), (20, 6877027), (34, 4045310), (68, 2022655), (85, 1618124), (170, 809062), (340, 404531)]