2019955075

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{1901}}^1\times {\mathrm{2237}}^1$

素因数の和:4167

約数の個数: 24

約数和(自身を含む): 2639139120

約数和(自身を除く): 619184045

約数列:

[1, 5, 19, 25, 95, 475, 1901, 2237, 9505, 11185, 36119, 42503, 47525, 55925, 180595, 212515, 902975, 1062575, 4252537, 21262685, 80798203, 106313425, 403991015, 2019955075]

約数ペア:

[(1, 2019955075), (5, 403991015), (19, 106313425), (25, 80798203), (95, 21262685), (475, 4252537), (1901, 1062575), (2237, 902975), (9505, 212515), (11185, 180595), (36119, 55925), (42503, 47525)]