1393780

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{307}}^1$

素因数の和:543

約数の個数: 24

約数和(自身を含む): 2949408

約数和(自身を除く): 1555628

約数列:

[1, 2, 4, 5, 10, 20, 227, 307, 454, 614, 908, 1135, 1228, 1535, 2270, 3070, 4540, 6140, 69689, 139378, 278756, 348445, 696890, 1393780]

約数ペア:

[(1, 1393780), (2, 696890), (4, 348445), (5, 278756), (10, 139378), (20, 69689), (227, 6140), (307, 4540), (454, 3070), (614, 2270), (908, 1535), (1135, 1228)]