2526280

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{461}}^1$

素因数の和:609

約数の個数: 32

約数和(自身を含む): 5738040

約数和(自身を除く): 3211760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 461, 548, 685, 922, 1096, 1370, 1844, 2305, 2740, 3688, 4610, 5480, 9220, 18440, 63157, 126314, 252628, 315785, 505256, 631570, 1263140, 2526280]

約数ペア:

[(1, 2526280), (2, 1263140), (4, 631570), (5, 505256), (8, 315785), (10, 252628), (20, 126314), (40, 63157), (137, 18440), (274, 9220), (461, 5480), (548, 4610), (685, 3688), (922, 2740), (1096, 2305), (1370, 1844)]