13486280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:278

約数の個数: 64

約数和(自身を含む): 32192640

約数和(自身を除く): 18706360

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 107, 115, 137, 184, 214, 230, 274, 428, 460, 535, 548, 685, 856, 920, 1070, 1096, 1370, 2140, 2461, 2740, 3151, 4280, 4922, 5480, 6302, 9844, 12305, 12604, 14659, 15755, 19688, 24610, 25208, 29318, 31510, 49220, 58636, 63020, 73295, 98440, 117272, 126040, 146590, 293180, 337157, 586360, 674314, 1348628, 1685785, 2697256, 3371570, 6743140, 13486280]

約数ペア:

[(1, 13486280), (2, 6743140), (4, 3371570), (5, 2697256), (8, 1685785), (10, 1348628), (20, 674314), (23, 586360), (40, 337157), (46, 293180), (92, 146590), (107, 126040), (115, 117272), (137, 98440), (184, 73295), (214, 63020), (230, 58636), (274, 49220), (428, 31510), (460, 29318), (535, 25208), (548, 24610), (685, 19688), (856, 15755), (920, 14659), (1070, 12604), (1096, 12305), (1370, 9844), (2140, 6302), (2461, 5480), (2740, 4922), (3151, 4280)]