1940180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8819}}^1$

素因数の和:8839

約数の個数: 24

約数和(自身を含む): 4445280

約数和(自身を除く): 2505100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 8819, 17638, 35276, 44095, 88190, 97009, 176380, 194018, 388036, 485045, 970090, 1940180]

約数ペア:

[(1, 1940180), (2, 970090), (4, 485045), (5, 388036), (10, 194018), (11, 176380), (20, 97009), (22, 88190), (44, 44095), (55, 35276), (110, 17638), (220, 8819)]