2012045480

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1226857}}^1$

素因数の和:1226909

約数の個数: 32

約数和(自身を含む): 4637523240

約数和(自身を除く): 2625477760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 1226857, 2453714, 4907428, 6134285, 9814856, 12268570, 24537140, 49074280, 50301137, 100602274, 201204548, 251505685, 402409096, 503011370, 1006022740, 2012045480]

約数ペア:

[(1, 2012045480), (2, 1006022740), (4, 503011370), (5, 402409096), (8, 251505685), (10, 201204548), (20, 100602274), (40, 50301137), (41, 49074280), (82, 24537140), (164, 12268570), (205, 9814856), (328, 6134285), (410, 4907428), (820, 2453714), (1640, 1226857)]