27407420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{19301}}^1$

素因数の和:19381

約数の個数: 24

約数和(自身を含む): 58369248

約数和(自身を除く): 30961828

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 19301, 38602, 77204, 96505, 193010, 386020, 1370371, 2740742, 5481484, 6851855, 13703710, 27407420]

約数ペア:

[(1, 27407420), (2, 13703710), (4, 6851855), (5, 5481484), (10, 2740742), (20, 1370371), (71, 386020), (142, 193010), (284, 96505), (355, 77204), (710, 38602), (1420, 19301)]