13890780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{77171}}^1$

素因数の和:77186

約数の個数: 36

約数和(自身を含む): 42135912

約数和(自身を除く): 28245132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 77171, 154342, 231513, 308684, 385855, 463026, 694539, 771710, 926052, 1157565, 1389078, 1543420, 2315130, 2778156, 3472695, 4630260, 6945390, 13890780]

約数ペア:

[(1, 13890780), (2, 6945390), (3, 4630260), (4, 3472695), (5, 2778156), (6, 2315130), (9, 1543420), (10, 1389078), (12, 1157565), (15, 926052), (18, 771710), (20, 694539), (30, 463026), (36, 385855), (45, 308684), (60, 231513), (90, 154342), (180, 77171)]