15887220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{264787}}^1$

素因数の和:264799

約数の個数: 24

約数和(自身を含む): 44484384

約数和(自身を除く): 28597164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 264787, 529574, 794361, 1059148, 1323935, 1588722, 2647870, 3177444, 3971805, 5295740, 7943610, 15887220]

約数ペア:

[(1, 15887220), (2, 7943610), (3, 5295740), (4, 3971805), (5, 3177444), (6, 2647870), (10, 1588722), (12, 1323935), (15, 1059148), (20, 794361), (30, 529574), (60, 264787)]