18922960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{33791}}^1$

素因数の和:33811

約数の個数: 40

約数和(自身を含む): 50282496

約数和(自身を除く): 31359536

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 33791, 67582, 135164, 168955, 236537, 270328, 337910, 473074, 540656, 675820, 946148, 1182685, 1351640, 1892296, 2365370, 2703280, 3784592, 4730740, 9461480, 18922960]

約数ペア:

[(1, 18922960), (2, 9461480), (4, 4730740), (5, 3784592), (7, 2703280), (8, 2365370), (10, 1892296), (14, 1351640), (16, 1182685), (20, 946148), (28, 675820), (35, 540656), (40, 473074), (56, 337910), (70, 270328), (80, 236537), (112, 168955), (140, 135164), (280, 67582), (560, 33791)]