31984180

素因数分解:

$2^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{3469}}^1$

素因数の和:3939

約数の個数: 24

約数和(自身を含む): 67331880

約数和(自身を除く): 35347700

約数列:

[1, 2, 4, 5, 10, 20, 461, 922, 1844, 2305, 3469, 4610, 6938, 9220, 13876, 17345, 34690, 69380, 1599209, 3198418, 6396836, 7996045, 15992090, 31984180]

約数ペア:

[(1, 31984180), (2, 15992090), (4, 7996045), (5, 6396836), (10, 3198418), (20, 1599209), (461, 69380), (922, 34690), (1844, 17345), (2305, 13876), (3469, 9220), (4610, 6938)]