219664210

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{510847}}^1$

素因数の和:510897

約数の個数: 16

約数和(自身を含む): 404591616

約数和(自身を除く): 184927406

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 510847, 1021694, 2554235, 5108470, 21966421, 43932842, 109832105, 219664210]

約数ペア:

[(1, 219664210), (2, 109832105), (5, 43932842), (10, 21966421), (43, 5108470), (86, 2554235), (215, 1021694), (430, 510847)]