19520940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{325349}}^1$

素因数の和:325361

約数の個数: 24

約数和(自身を含む): 54658800

約数和(自身を除く): 35137860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 325349, 650698, 976047, 1301396, 1626745, 1952094, 3253490, 3904188, 4880235, 6506980, 9760470, 19520940]

約数ペア:

[(1, 19520940), (2, 9760470), (3, 6506980), (4, 4880235), (5, 3904188), (6, 3253490), (10, 1952094), (12, 1626745), (15, 1301396), (20, 976047), (30, 650698), (60, 325349)]