290180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1319}}^1$

素因数の和:1339

約数の個数: 24

約数和(自身を含む): 665280

約数和(自身を除く): 375100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1319, 2638, 5276, 6595, 13190, 14509, 26380, 29018, 58036, 72545, 145090, 290180]

約数ペア:

[(1, 290180), (2, 145090), (4, 72545), (5, 58036), (10, 29018), (11, 26380), (20, 14509), (22, 13190), (44, 6595), (55, 5276), (110, 2638), (220, 1319)]