20123600080

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{3754403}}^1$

素因数の和:3754483

約数の個数: 40

約数和(自身を含む): 47485701792

約数和(自身を除く): 27362101712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 3754403, 7508806, 15017612, 18772015, 30035224, 37544030, 60070448, 75088060, 150176120, 251545001, 300352240, 503090002, 1006180004, 1257725005, 2012360008, 2515450010, 4024720016, 5030900020, 10061800040, 20123600080]

約数ペア:

[(1, 20123600080), (2, 10061800040), (4, 5030900020), (5, 4024720016), (8, 2515450010), (10, 2012360008), (16, 1257725005), (20, 1006180004), (40, 503090002), (67, 300352240), (80, 251545001), (134, 150176120), (268, 75088060), (335, 60070448), (536, 37544030), (670, 30035224), (1072, 18772015), (1340, 15017612), (2680, 7508806), (5360, 3754403)]