2249828080

素因数分解:

$2^4\times 5^1\times {\mathrm{1297}}^1\times {\mathrm{21683}}^1$

素因数の和:22993

約数の個数: 40

約数和(自身を含む): 5235124752

約数和(自身を除く): 2985296672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1297, 2594, 5188, 6485, 10376, 12970, 20752, 21683, 25940, 43366, 51880, 86732, 103760, 108415, 173464, 216830, 346928, 433660, 867320, 1734640, 28122851, 56245702, 112491404, 140614255, 224982808, 281228510, 449965616, 562457020, 1124914040, 2249828080]

約数ペア:

[(1, 2249828080), (2, 1124914040), (4, 562457020), (5, 449965616), (8, 281228510), (10, 224982808), (16, 140614255), (20, 112491404), (40, 56245702), (80, 28122851), (1297, 1734640), (2594, 867320), (5188, 433660), (6485, 346928), (10376, 216830), (12970, 173464), (20752, 108415), (21683, 103760), (25940, 86732), (43366, 51880)]