2102545

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:464

約数の個数: 16

約数和(自身を含む): 2695680

約数和(自身を除く): 593135

約数列:

[1, 5, 23, 47, 115, 235, 389, 1081, 1945, 5405, 8947, 18283, 44735, 91415, 420509, 2102545]

約数ペア:

[(1, 2102545), (5, 420509), (23, 91415), (47, 44735), (115, 18283), (235, 8947), (389, 5405), (1081, 1945)]