629902960

素因数分解:

$2^4\times 5^1\times {\mathrm{7873787}}^1$

素因数の和:7873800

約数の個数: 20

約数和(自身を含む): 1464524568

約数和(自身を除く): 834621608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 7873787, 15747574, 31495148, 39368935, 62990296, 78737870, 125980592, 157475740, 314951480, 629902960]

約数ペア:

[(1, 629902960), (2, 314951480), (4, 157475740), (5, 125980592), (8, 78737870), (10, 62990296), (16, 39368935), (20, 31495148), (40, 15747574), (80, 7873787)]