13786160

素因数分解:

$2^4\times 5^1\times {\mathrm{389}}^1\times {\mathrm{443}}^1$

素因数の和:845

約数の個数: 40

約数和(自身を含む): 32207760

約数和(自身を除く): 18421600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 389, 443, 778, 886, 1556, 1772, 1945, 2215, 3112, 3544, 3890, 4430, 6224, 7088, 7780, 8860, 15560, 17720, 31120, 35440, 172327, 344654, 689308, 861635, 1378616, 1723270, 2757232, 3446540, 6893080, 13786160]

約数ペア:

[(1, 13786160), (2, 6893080), (4, 3446540), (5, 2757232), (8, 1723270), (10, 1378616), (16, 861635), (20, 689308), (40, 344654), (80, 172327), (389, 35440), (443, 31120), (778, 17720), (886, 15560), (1556, 8860), (1772, 7780), (1945, 7088), (2215, 6224), (3112, 4430), (3544, 3890)]