1008040520

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{183949}}^1$

素因数の和:184097

約数の個数: 32

約数和(自身を含む): 2284659000

約数和(自身を除く): 1276618480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 183949, 367898, 735796, 919745, 1471592, 1839490, 3678980, 7357960, 25201013, 50402026, 100804052, 126005065, 201608104, 252010130, 504020260, 1008040520]

約数ペア:

[(1, 1008040520), (2, 504020260), (4, 252010130), (5, 201608104), (8, 126005065), (10, 100804052), (20, 50402026), (40, 25201013), (137, 7357960), (274, 3678980), (548, 1839490), (685, 1471592), (1096, 919745), (1370, 735796), (2740, 367898), (5480, 183949)]