26890160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30557}}^1$

素因数の和:30581

約数の個数: 40

約数和(自身を含む): 68205456

約数和(自身を除く): 41315296

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 30557, 61114, 122228, 152785, 244456, 305570, 336127, 488912, 611140, 672254, 1222280, 1344508, 1680635, 2444560, 2689016, 3361270, 5378032, 6722540, 13445080, 26890160]

約数ペア:

[(1, 26890160), (2, 13445080), (4, 6722540), (5, 5378032), (8, 3361270), (10, 2689016), (11, 2444560), (16, 1680635), (20, 1344508), (22, 1222280), (40, 672254), (44, 611140), (55, 488912), (80, 336127), (88, 305570), (110, 244456), (176, 152785), (220, 122228), (440, 61114), (880, 30557)]