52451920

素因数分解:

$2^4\times 5^1\times {\mathrm{655649}}^1$

素因数の和:655662

約数の個数: 20

約数和(自身を含む): 121950900

約数和(自身を除く): 69498980

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 655649, 1311298, 2622596, 3278245, 5245192, 6556490, 10490384, 13112980, 26225960, 52451920]

約数ペア:

[(1, 52451920), (2, 26225960), (4, 13112980), (5, 10490384), (8, 6556490), (10, 5245192), (16, 3278245), (20, 2622596), (40, 1311298), (80, 655649)]