27721040

素因数分解:

$2^4\times 5^1\times {\mathrm{419}}^1\times {\mathrm{827}}^1$

素因数の和:1259

約数の個数: 40

約数和(自身を含む): 64683360

約数和(自身を除く): 36962320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 419, 827, 838, 1654, 1676, 2095, 3308, 3352, 4135, 4190, 6616, 6704, 8270, 8380, 13232, 16540, 16760, 33080, 33520, 66160, 346513, 693026, 1386052, 1732565, 2772104, 3465130, 5544208, 6930260, 13860520, 27721040]

約数ペア:

[(1, 27721040), (2, 13860520), (4, 6930260), (5, 5544208), (8, 3465130), (10, 2772104), (16, 1732565), (20, 1386052), (40, 693026), (80, 346513), (419, 66160), (827, 33520), (838, 33080), (1654, 16760), (1676, 16540), (2095, 13232), (3308, 8380), (3352, 8270), (4135, 6704), (4190, 6616)]