2100033740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{211271}}^1$

素因数の和:211358

約数の個数: 48

約数和(自身を含む): 5111092224

約数和(自身を除く): 3011058484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9940, 211271, 422542, 845084, 1056355, 1478897, 2112710, 2957794, 4225420, 5915588, 7394485, 14788970, 15000241, 29577940, 30000482, 60000964, 75001205, 105001687, 150002410, 210003374, 300004820, 420006748, 525008435, 1050016870, 2100033740]

約数ペア:

[(1, 2100033740), (2, 1050016870), (4, 525008435), (5, 420006748), (7, 300004820), (10, 210003374), (14, 150002410), (20, 105001687), (28, 75001205), (35, 60000964), (70, 30000482), (71, 29577940), (140, 15000241), (142, 14788970), (284, 7394485), (355, 5915588), (497, 4225420), (710, 2957794), (994, 2112710), (1420, 1478897), (1988, 1056355), (2485, 845084), (4970, 422542), (9940, 211271)]