12737560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28949}}^1$

素因数の和:28971

約数の個数: 32

約数和(自身を含む): 31266000

約数和(自身を除く): 18528440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 28949, 57898, 115796, 144745, 231592, 289490, 318439, 578980, 636878, 1157960, 1273756, 1592195, 2547512, 3184390, 6368780, 12737560]

約数ペア:

[(1, 12737560), (2, 6368780), (4, 3184390), (5, 2547512), (8, 1592195), (10, 1273756), (11, 1157960), (20, 636878), (22, 578980), (40, 318439), (44, 289490), (55, 231592), (88, 144745), (110, 115796), (220, 57898), (440, 28949)]