467964460720

素因数分解:

$2^4\times 5^1\times {\mathrm{509}}^1\times {\mathrm{1999}}^1\times {\mathrm{5749}}^1$

素因数の和:8270

約数の個数: 80

約数和(自身を含む): 1090890000000

約数和(自身を除く): 622925539280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 509, 1018, 1999, 2036, 2545, 3998, 4072, 5090, 5749, 7996, 8144, 9995, 10180, 11498, 15992, 19990, 20360, 22996, 28745, 31984, 39980, 40720, 45992, 57490, 79960, 91984, 114980, 159920, 229960, 459920, 1017491, 2034982, 2926241, 4069964, 5087455, 5852482, 8139928, 10174910, 11492251, 11704964, 14631205, 16279856, 20349820, 22984502, 23409928, 29262410, 40699640, 45969004, 46819856, 57461255, 58524820, 81399280, 91938008, 114922510, 117049640, 183876016, 229845020, 234099280, 459690040, 919380080, 5849555759, 11699111518, 23398223036, 29247778795, 46796446072, 58495557590, 93592892144, 116991115180, 233982230360, 467964460720]

約数ペア:

[(1, 467964460720), (2, 233982230360), (4, 116991115180), (5, 93592892144), (8, 58495557590), (10, 46796446072), (16, 29247778795), (20, 23398223036), (40, 11699111518), (80, 5849555759), (509, 919380080), (1018, 459690040), (1999, 234099280), (2036, 229845020), (2545, 183876016), (3998, 117049640), (4072, 114922510), (5090, 91938008), (5749, 81399280), (7996, 58524820), (8144, 57461255), (9995, 46819856), (10180, 45969004), (11498, 40699640), (15992, 29262410), (19990, 23409928), (20360, 22984502), (22996, 20349820), (28745, 16279856), (31984, 14631205), (39980, 11704964), (40720, 11492251), (45992, 10174910), (57490, 8139928), (79960, 5852482), (91984, 5087455), (114980, 4069964), (159920, 2926241), (229960, 2034982), (459920, 1017491)]