15380940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{256349}}^1$

素因数の和:256361

約数の個数: 24

約数和(自身を含む): 43066800

約数和(自身を除く): 27685860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 256349, 512698, 769047, 1025396, 1281745, 1538094, 2563490, 3076188, 3845235, 5126980, 7690470, 15380940]

約数ペア:

[(1, 15380940), (2, 7690470), (3, 5126980), (4, 3845235), (5, 3076188), (6, 2563490), (10, 1538094), (12, 1281745), (15, 1025396), (20, 769047), (30, 512698), (60, 256349)]