2017675720

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{368189}}^1$

素因数の和:368337

約数の個数: 32

約数和(自身を含む): 4572919800

約数和(自身を除く): 2555244080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 368189, 736378, 1472756, 1840945, 2945512, 3681890, 7363780, 14727560, 50441893, 100883786, 201767572, 252209465, 403535144, 504418930, 1008837860, 2017675720]

約数ペア:

[(1, 2017675720), (2, 1008837860), (4, 504418930), (5, 403535144), (8, 252209465), (10, 201767572), (20, 100883786), (40, 50441893), (137, 14727560), (274, 7363780), (548, 3681890), (685, 2945512), (1096, 1840945), (1370, 1472756), (2740, 736378), (5480, 368189)]