312432940

素因数分解:

$2^2\times 5^1\times {\mathrm{1607}}^1\times {\mathrm{9721}}^1$

素因数の和:11337

約数の個数: 24

約数和(自身を含む): 656584992

約数和(自身を除く): 344152052

約数列:

[1, 2, 4, 5, 10, 20, 1607, 3214, 6428, 8035, 9721, 16070, 19442, 32140, 38884, 48605, 97210, 194420, 15621647, 31243294, 62486588, 78108235, 156216470, 312432940]

約数ペア:

[(1, 312432940), (2, 156216470), (4, 78108235), (5, 62486588), (10, 31243294), (20, 15621647), (1607, 194420), (3214, 97210), (6428, 48605), (8035, 38884), (9721, 32140), (16070, 19442)]