15286460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{797}}^1$

素因数の和:950

約数の個数: 48

約数和(自身を含む): 37001664

約数和(自身を除く): 21715204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 548, 685, 797, 959, 1370, 1594, 1918, 2740, 3188, 3836, 3985, 4795, 5579, 7970, 9590, 11158, 15940, 19180, 22316, 27895, 55790, 109189, 111580, 218378, 436756, 545945, 764323, 1091890, 1528646, 2183780, 3057292, 3821615, 7643230, 15286460]

約数ペア:

[(1, 15286460), (2, 7643230), (4, 3821615), (5, 3057292), (7, 2183780), (10, 1528646), (14, 1091890), (20, 764323), (28, 545945), (35, 436756), (70, 218378), (137, 111580), (140, 109189), (274, 55790), (548, 27895), (685, 22316), (797, 19180), (959, 15940), (1370, 11158), (1594, 9590), (1918, 7970), (2740, 5579), (3188, 4795), (3836, 3985)]