40775560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1361}}^1$

素因数の和:1486

約数の個数: 64

約数和(自身を含む): 105909120

約数和(自身を除く): 65133560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 107, 140, 214, 280, 428, 535, 749, 856, 1070, 1361, 1498, 2140, 2722, 2996, 3745, 4280, 5444, 5992, 6805, 7490, 9527, 10888, 13610, 14980, 19054, 27220, 29960, 38108, 47635, 54440, 76216, 95270, 145627, 190540, 291254, 381080, 582508, 728135, 1019389, 1165016, 1456270, 2038778, 2912540, 4077556, 5096945, 5825080, 8155112, 10193890, 20387780, 40775560]

約数ペア:

[(1, 40775560), (2, 20387780), (4, 10193890), (5, 8155112), (7, 5825080), (8, 5096945), (10, 4077556), (14, 2912540), (20, 2038778), (28, 1456270), (35, 1165016), (40, 1019389), (56, 728135), (70, 582508), (107, 381080), (140, 291254), (214, 190540), (280, 145627), (428, 95270), (535, 76216), (749, 54440), (856, 47635), (1070, 38108), (1361, 29960), (1498, 27220), (2140, 19054), (2722, 14980), (2996, 13610), (3745, 10888), (4280, 9527), (5444, 7490), (5992, 6805)]