2787080

素因数分解:

$2^3\times 5^1\times {\mathrm{69677}}^1$

素因数の和:69688

約数の個数: 16

約数和(自身を含む): 6271020

約数和(自身を除く): 3483940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 69677, 139354, 278708, 348385, 557416, 696770, 1393540, 2787080]

約数ペア:

[(1, 2787080), (2, 1393540), (4, 696770), (5, 557416), (8, 348385), (10, 278708), (20, 139354), (40, 69677)]