40362980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{288307}}^1$

素因数の和:288323

約数の個数: 24

約数和(自身を含む): 96871488

約数和(自身を除く): 56508508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 288307, 576614, 1153228, 1441535, 2018149, 2883070, 4036298, 5766140, 8072596, 10090745, 20181490, 40362980]

約数ペア:

[(1, 40362980), (2, 20181490), (4, 10090745), (5, 8072596), (7, 5766140), (10, 4036298), (14, 2883070), (20, 2018149), (28, 1441535), (35, 1153228), (70, 576614), (140, 288307)]