202180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{919}}^1$

素因数の和:939

約数の個数: 24

約数和(自身を含む): 463680

約数和(自身を除く): 261500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 919, 1838, 3676, 4595, 9190, 10109, 18380, 20218, 40436, 50545, 101090, 202180]

約数ペア:

[(1, 202180), (2, 101090), (4, 50545), (5, 40436), (10, 20218), (11, 18380), (20, 10109), (22, 9190), (44, 4595), (55, 3676), (110, 1838), (220, 919)]