27799340

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{19577}}^1$

素因数の和:19657

約数の個数: 24

約数和(自身を含む): 59203872

約数和(自身を除く): 31404532

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 19577, 39154, 78308, 97885, 195770, 391540, 1389967, 2779934, 5559868, 6949835, 13899670, 27799340]

約数ペア:

[(1, 27799340), (2, 13899670), (4, 6949835), (5, 5559868), (10, 2779934), (20, 1389967), (71, 391540), (142, 195770), (284, 97885), (355, 78308), (710, 39154), (1420, 19577)]