139095280

素因数分解:

$2^4\times 5^1\times {\mathrm{1738691}}^1$

素因数の和:1738704

約数の個数: 20

約数和(自身を含む): 323396712

約数和(自身を除く): 184301432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1738691, 3477382, 6954764, 8693455, 13909528, 17386910, 27819056, 34773820, 69547640, 139095280]

約数ペア:

[(1, 139095280), (2, 69547640), (4, 34773820), (5, 27819056), (8, 17386910), (10, 13909528), (16, 8693455), (20, 6954764), (40, 3477382), (80, 1738691)]