13798640

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1259}}^1$

素因数の和:1409

約数の個数: 40

約数和(自身を含む): 32341680

約数和(自身を除く): 18543040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1259, 1370, 2192, 2518, 2740, 5036, 5480, 6295, 10072, 10960, 12590, 20144, 25180, 50360, 100720, 172483, 344966, 689932, 862415, 1379864, 1724830, 2759728, 3449660, 6899320, 13798640]

約数ペア:

[(1, 13798640), (2, 6899320), (4, 3449660), (5, 2759728), (8, 1724830), (10, 1379864), (16, 862415), (20, 689932), (40, 344966), (80, 172483), (137, 100720), (274, 50360), (548, 25180), (685, 20144), (1096, 12590), (1259, 10960), (1370, 10072), (2192, 6295), (2518, 5480), (2740, 5036)]