20055080

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21799}}^1$

素因数の和:21833

約数の個数: 32

約数和(自身を含む): 47088000

約数和(自身を除く): 27032920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 21799, 43598, 87196, 108995, 174392, 217990, 435980, 501377, 871960, 1002754, 2005508, 2506885, 4011016, 5013770, 10027540, 20055080]

約数ペア:

[(1, 20055080), (2, 10027540), (4, 5013770), (5, 4011016), (8, 2506885), (10, 2005508), (20, 1002754), (23, 871960), (40, 501377), (46, 435980), (92, 217990), (115, 174392), (184, 108995), (230, 87196), (460, 43598), (920, 21799)]