27858160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31657}}^1$

素因数の和:31681

約数の個数: 40

約数和(自身を含む): 70660656

約数和(自身を除く): 42802496

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 31657, 63314, 126628, 158285, 253256, 316570, 348227, 506512, 633140, 696454, 1266280, 1392908, 1741135, 2532560, 2785816, 3482270, 5571632, 6964540, 13929080, 27858160]

約数ペア:

[(1, 27858160), (2, 13929080), (4, 6964540), (5, 5571632), (8, 3482270), (10, 2785816), (11, 2532560), (16, 1741135), (20, 1392908), (22, 1266280), (40, 696454), (44, 633140), (55, 506512), (80, 348227), (88, 316570), (110, 253256), (176, 158285), (220, 126628), (440, 63314), (880, 31657)]