19323920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3137}}^1$

素因数の和:3168

約数の個数: 80

約数和(自身を含む): 56032128

約数和(自身を除く): 36708208

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 3137, 6160, 6274, 12548, 15685, 21959, 25096, 31370, 34507, 43918, 50192, 62740, 69014, 87836, 109795, 125480, 138028, 172535, 175672, 219590, 241549, 250960, 276056, 345070, 351344, 439180, 483098, 552112, 690140, 878360, 966196, 1207745, 1380280, 1756720, 1932392, 2415490, 2760560, 3864784, 4830980, 9661960, 19323920]

約数ペア:

[(1, 19323920), (2, 9661960), (4, 4830980), (5, 3864784), (7, 2760560), (8, 2415490), (10, 1932392), (11, 1756720), (14, 1380280), (16, 1207745), (20, 966196), (22, 878360), (28, 690140), (35, 552112), (40, 483098), (44, 439180), (55, 351344), (56, 345070), (70, 276056), (77, 250960), (80, 241549), (88, 219590), (110, 175672), (112, 172535), (140, 138028), (154, 125480), (176, 109795), (220, 87836), (280, 69014), (308, 62740), (385, 50192), (440, 43918), (560, 34507), (616, 31370), (770, 25096), (880, 21959), (1232, 15685), (1540, 12548), (3080, 6274), (3137, 6160)]