1490047490

素因数分解:

$2^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{553921}}^1$

素因数の和:554197

約数の個数: 16

約数和(自身を含む): 2692060920

約数和(自身を除く): 1202013430

約数列:

[1, 2, 5, 10, 269, 538, 1345, 2690, 553921, 1107842, 2769605, 5539210, 149004749, 298009498, 745023745, 1490047490]

約数ペア:

[(1, 1490047490), (2, 745023745), (5, 298009498), (10, 149004749), (269, 5539210), (538, 2769605), (1345, 1107842), (2690, 553921)]