2688304

素因数分解:

$2^4\times {\mathrm{401}}^1\times {\mathrm{419}}^1$

素因数の和:828

約数の個数: 20

約数和(自身を含む): 5234040

約数和(自身を除く): 2545736

約数列:

[1, 2, 4, 8, 16, 401, 419, 802, 838, 1604, 1676, 3208, 3352, 6416, 6704, 168019, 336038, 672076, 1344152, 2688304]

約数ペア:

[(1, 2688304), (2, 1344152), (4, 672076), (8, 336038), (16, 168019), (401, 6704), (419, 6416), (802, 3352), (838, 3208), (1604, 1676)]