19328880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{80537}}^1$

素因数の和:80553

約数の個数: 40

約数和(自身を含む): 59920272

約数和(自身を除く): 40591392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 80537, 161074, 241611, 322148, 402685, 483222, 644296, 805370, 966444, 1208055, 1288592, 1610740, 1932888, 2416110, 3221480, 3865776, 4832220, 6442960, 9664440, 19328880]

約数ペア:

[(1, 19328880), (2, 9664440), (3, 6442960), (4, 4832220), (5, 3865776), (6, 3221480), (8, 2416110), (10, 1932888), (12, 1610740), (15, 1288592), (16, 1208055), (20, 966444), (24, 805370), (30, 644296), (40, 483222), (48, 402685), (60, 322148), (80, 241611), (120, 161074), (240, 80537)]