520199440

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{63131}}^1$

素因数の和:63247

約数の個数: 40

約数和(自身を含む): 1221225408

約数和(自身を除く): 701025968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 63131, 126262, 252524, 315655, 505048, 631310, 1010096, 1262620, 2525240, 5050480, 6502493, 13004986, 26009972, 32512465, 52019944, 65024930, 104039888, 130049860, 260099720, 520199440]

約数ペア:

[(1, 520199440), (2, 260099720), (4, 130049860), (5, 104039888), (8, 65024930), (10, 52019944), (16, 32512465), (20, 26009972), (40, 13004986), (80, 6502493), (103, 5050480), (206, 2525240), (412, 1262620), (515, 1010096), (824, 631310), (1030, 505048), (1648, 315655), (2060, 252524), (4120, 126262), (8240, 63131)]