11980040

素因数分解:

$2^3\times 5^1\times {\mathrm{299501}}^1$

素因数の和:299512

約数の個数: 16

約数和(自身を含む): 26955180

約数和(自身を除く): 14975140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 299501, 599002, 1198004, 1497505, 2396008, 2995010, 5990020, 11980040]

約数ペア:

[(1, 11980040), (2, 5990020), (4, 2995010), (5, 2396008), (8, 1497505), (10, 1198004), (20, 599002), (40, 299501)]