19023080

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{2749}}^1$

素因数の和:2933

約数の個数: 32

約数和(自身を含む): 43065000

約数和(自身を除く): 24041920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 2749, 3460, 5498, 6920, 10996, 13745, 21992, 27490, 54980, 109960, 475577, 951154, 1902308, 2377885, 3804616, 4755770, 9511540, 19023080]

約数ペア:

[(1, 19023080), (2, 9511540), (4, 4755770), (5, 3804616), (8, 2377885), (10, 1902308), (20, 951154), (40, 475577), (173, 109960), (346, 54980), (692, 27490), (865, 21992), (1384, 13745), (1730, 10996), (2749, 6920), (3460, 5498)]