13444440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{563}}^1$

素因数の和:776

約数の個数: 64

約数和(自身を含む): 40608000

約数和(自身を除く): 27163560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 199, 398, 563, 597, 796, 995, 1126, 1194, 1592, 1689, 1990, 2252, 2388, 2815, 2985, 3378, 3980, 4504, 4776, 5630, 5970, 6756, 7960, 8445, 11260, 11940, 13512, 16890, 22520, 23880, 33780, 67560, 112037, 224074, 336111, 448148, 560185, 672222, 896296, 1120370, 1344444, 1680555, 2240740, 2688888, 3361110, 4481480, 6722220, 13444440]

約数ペア:

[(1, 13444440), (2, 6722220), (3, 4481480), (4, 3361110), (5, 2688888), (6, 2240740), (8, 1680555), (10, 1344444), (12, 1120370), (15, 896296), (20, 672222), (24, 560185), (30, 448148), (40, 336111), (60, 224074), (120, 112037), (199, 67560), (398, 33780), (563, 23880), (597, 22520), (796, 16890), (995, 13512), (1126, 11940), (1194, 11260), (1592, 8445), (1689, 7960), (1990, 6756), (2252, 5970), (2388, 5630), (2815, 4776), (2985, 4504), (3378, 3980)]