19193440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17137}}^1$

素因数の和:17159

約数の個数: 48

約数和(自身を含む): 51825312

約数和(自身を除く): 32631872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 17137, 34274, 68548, 85685, 119959, 137096, 171370, 239918, 274192, 342740, 479836, 548384, 599795, 685480, 959672, 1199590, 1370960, 1919344, 2399180, 2741920, 3838688, 4798360, 9596720, 19193440]

約数ペア:

[(1, 19193440), (2, 9596720), (4, 4798360), (5, 3838688), (7, 2741920), (8, 2399180), (10, 1919344), (14, 1370960), (16, 1199590), (20, 959672), (28, 685480), (32, 599795), (35, 548384), (40, 479836), (56, 342740), (70, 274192), (80, 239918), (112, 171370), (140, 137096), (160, 119959), (224, 85685), (280, 68548), (560, 34274), (1120, 17137)]