13755440

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1237}}^1$

素因数の和:1389

約数の個数: 40

約数和(自身を含む): 32237520

約数和(自身を除く): 18482080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1237, 1390, 2224, 2474, 2780, 4948, 5560, 6185, 9896, 11120, 12370, 19792, 24740, 49480, 98960, 171943, 343886, 687772, 859715, 1375544, 1719430, 2751088, 3438860, 6877720, 13755440]

約数ペア:

[(1, 13755440), (2, 6877720), (4, 3438860), (5, 2751088), (8, 1719430), (10, 1375544), (16, 859715), (20, 687772), (40, 343886), (80, 171943), (139, 98960), (278, 49480), (556, 24740), (695, 19792), (1112, 12370), (1237, 11120), (1390, 9896), (2224, 6185), (2474, 5560), (2780, 4948)]