2080760180

素因数分解:

$2^2\times 5^1\times {\mathrm{1979}}^1\times {\mathrm{52571}}^1$

素因数の和:54559

約数の個数: 24

約数和(自身を含む): 4371887520

約数和(自身を除く): 2291127340

約数列:

[1, 2, 4, 5, 10, 20, 1979, 3958, 7916, 9895, 19790, 39580, 52571, 105142, 210284, 262855, 525710, 1051420, 104038009, 208076018, 416152036, 520190045, 1040380090, 2080760180]

約数ペア:

[(1, 2080760180), (2, 1040380090), (4, 520190045), (5, 416152036), (10, 208076018), (20, 104038009), (1979, 1051420), (3958, 525710), (7916, 262855), (9895, 210284), (19790, 105142), (39580, 52571)]