550726360

素因数分解:

$2^3\times 5^1\times {\mathrm{13768159}}^1$

素因数の和:13768170

約数の個数: 16

約数和(自身を含む): 1239134400

約数和(自身を除く): 688408040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 13768159, 27536318, 55072636, 68840795, 110145272, 137681590, 275363180, 550726360]

約数ペア:

[(1, 550726360), (2, 275363180), (4, 137681590), (5, 110145272), (8, 68840795), (10, 55072636), (20, 27536318), (40, 13768159)]