27968560

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{8527}}^1$

素因数の和:8581

約数の個数: 40

約数和(自身を含む): 66620736

約数和(自身を除く): 38652176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 8527, 17054, 34108, 42635, 68216, 85270, 136432, 170540, 341080, 349607, 682160, 699214, 1398428, 1748035, 2796856, 3496070, 5593712, 6992140, 13984280, 27968560]

約数ペア:

[(1, 27968560), (2, 13984280), (4, 6992140), (5, 5593712), (8, 3496070), (10, 2796856), (16, 1748035), (20, 1398428), (40, 699214), (41, 682160), (80, 349607), (82, 341080), (164, 170540), (205, 136432), (328, 85270), (410, 68216), (656, 42635), (820, 34108), (1640, 17054), (3280, 8527)]