20219880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{168499}}^1$

素因数の和:168513

約数の個数: 32

約数和(自身を含む): 60660000

約数和(自身を除く): 40440120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 168499, 336998, 505497, 673996, 842495, 1010994, 1347992, 1684990, 2021988, 2527485, 3369980, 4043976, 5054970, 6739960, 10109940, 20219880]

約数ペア:

[(1, 20219880), (2, 10109940), (3, 6739960), (4, 5054970), (5, 4043976), (6, 3369980), (8, 2527485), (10, 2021988), (12, 1684990), (15, 1347992), (20, 1010994), (24, 842495), (30, 673996), (40, 505497), (60, 336998), (120, 168499)]