39479065720

素因数分解:

$2^3\times 5^1\times {\mathrm{986976643}}^1$

素因数の和:986976654

約数の個数: 16

約数和(自身を含む): 88827897960

約数和(自身を除く): 49348832240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 986976643, 1973953286, 3947906572, 4934883215, 7895813144, 9869766430, 19739532860, 39479065720]

約数ペア:

[(1, 39479065720), (2, 19739532860), (4, 9869766430), (5, 7895813144), (8, 4934883215), (10, 3947906572), (20, 1973953286), (40, 986976643)]