86955880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{863}}^1$

素因数の和:1114

約数の個数: 64

約数和(自身を含む): 214617600

約数和(自身を除く): 127661720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 229, 440, 458, 863, 916, 1145, 1726, 1832, 2290, 2519, 3452, 4315, 4580, 5038, 6904, 8630, 9160, 9493, 10076, 12595, 17260, 18986, 20152, 25190, 34520, 37972, 47465, 50380, 75944, 94930, 100760, 189860, 197627, 379720, 395254, 790508, 988135, 1581016, 1976270, 2173897, 3952540, 4347794, 7905080, 8695588, 10869485, 17391176, 21738970, 43477940, 86955880]

約数ペア:

[(1, 86955880), (2, 43477940), (4, 21738970), (5, 17391176), (8, 10869485), (10, 8695588), (11, 7905080), (20, 4347794), (22, 3952540), (40, 2173897), (44, 1976270), (55, 1581016), (88, 988135), (110, 790508), (220, 395254), (229, 379720), (440, 197627), (458, 189860), (863, 100760), (916, 94930), (1145, 75944), (1726, 50380), (1832, 47465), (2290, 37972), (2519, 34520), (3452, 25190), (4315, 20152), (4580, 18986), (5038, 17260), (6904, 12595), (8630, 10076), (9160, 9493)]