18778801880

素因数分解:

$2^3\times 5^1\times {\mathrm{469470047}}^1$

素因数の和:469470058

約数の個数: 16

約数和(自身を含む): 42252304320

約数和(自身を除く): 23473502440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 469470047, 938940094, 1877880188, 2347350235, 3755760376, 4694700470, 9389400940, 18778801880]

約数ペア:

[(1, 18778801880), (2, 9389400940), (4, 4694700470), (5, 3755760376), (8, 2347350235), (10, 1877880188), (20, 938940094), (40, 469470047)]