26905880

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{11027}}^1$

素因数の和:11099

約数の個数: 32

約数和(自身を含む): 61536240

約数和(自身を除く): 34630360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 11027, 22054, 44108, 55135, 88216, 110270, 220540, 441080, 672647, 1345294, 2690588, 3363235, 5381176, 6726470, 13452940, 26905880]

約数ペア:

[(1, 26905880), (2, 13452940), (4, 6726470), (5, 5381176), (8, 3363235), (10, 2690588), (20, 1345294), (40, 672647), (61, 441080), (122, 220540), (244, 110270), (305, 88216), (488, 55135), (610, 44108), (1220, 22054), (2440, 11027)]