15242620

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{5563}}^1$

素因数の和:5709

約数の個数: 24

約数和(自身を含む): 32248944

約数和(自身を除く): 17006324

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 5563, 11126, 22252, 27815, 55630, 111260, 762131, 1524262, 3048524, 3810655, 7621310, 15242620]

約数ペア:

[(1, 15242620), (2, 7621310), (4, 3810655), (5, 3048524), (10, 1524262), (20, 762131), (137, 111260), (274, 55630), (548, 27815), (685, 22252), (1370, 11126), (2740, 5563)]