29520380

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{20789}}^1$

素因数の和:20869

約数の個数: 24

約数和(自身を含む): 62868960

約数和(自身を除く): 33348580

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 20789, 41578, 83156, 103945, 207890, 415780, 1476019, 2952038, 5904076, 7380095, 14760190, 29520380]

約数ペア:

[(1, 29520380), (2, 14760190), (4, 7380095), (5, 5904076), (10, 2952038), (20, 1476019), (71, 415780), (142, 207890), (284, 103945), (355, 83156), (710, 41578), (1420, 20789)]