1970437820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7578607}}^1$

素因数の和:7578629

約数の個数: 24

約数和(自身を含む): 4456221504

約数和(自身を除く): 2485783684

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 7578607, 15157214, 30314428, 37893035, 75786070, 98521891, 151572140, 197043782, 394087564, 492609455, 985218910, 1970437820]

約数ペア:

[(1, 1970437820), (2, 985218910), (4, 492609455), (5, 394087564), (10, 197043782), (13, 151572140), (20, 98521891), (26, 75786070), (52, 37893035), (65, 30314428), (130, 15157214), (260, 7578607)]