320460496

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{77933}}^1$

素因数の和:78198

約数の個数: 20

約数和(自身を含む): 623316132

約数和(自身を除く): 302855636

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 77933, 155866, 311732, 623464, 1246928, 20028781, 40057562, 80115124, 160230248, 320460496]

約数ペア:

[(1, 320460496), (2, 160230248), (4, 80115124), (8, 40057562), (16, 20028781), (257, 1246928), (514, 623464), (1028, 311732), (2056, 155866), (4112, 77933)]