20173537820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1489}}^1\times {\mathrm{29453}}^1$

素因数の和:30974

約数の個数: 48

約数和(自身を含む): 44237551680

約数和(自身を除く): 24064013860

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 1489, 2978, 5956, 7445, 14890, 29453, 29780, 34247, 58906, 68494, 117812, 136988, 147265, 171235, 294530, 342470, 589060, 677419, 684940, 1354838, 2709676, 3387095, 6774190, 13548380, 43855517, 87711034, 175422068, 219277585, 438555170, 877110340, 1008676891, 2017353782, 4034707564, 5043384455, 10086768910, 20173537820]

約数ペア:

[(1, 20173537820), (2, 10086768910), (4, 5043384455), (5, 4034707564), (10, 2017353782), (20, 1008676891), (23, 877110340), (46, 438555170), (92, 219277585), (115, 175422068), (230, 87711034), (460, 43855517), (1489, 13548380), (2978, 6774190), (5956, 3387095), (7445, 2709676), (14890, 1354838), (29453, 684940), (29780, 677419), (34247, 589060), (58906, 342470), (68494, 294530), (117812, 171235), (136988, 147265)]