340449904

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{787}}^1\times {\mathrm{1423}}^1$

素因数の和:2237

約数の個数: 40

約数和(自身を含む): 695709440

約数和(自身を除く): 355259536

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 787, 1423, 1574, 2846, 3148, 5692, 6296, 11384, 12592, 14953, 22768, 27037, 29906, 54074, 59812, 108148, 119624, 216296, 239248, 432592, 1119901, 2239802, 4479604, 8959208, 17918416, 21278119, 42556238, 85112476, 170224952, 340449904]

約数ペア:

[(1, 340449904), (2, 170224952), (4, 85112476), (8, 42556238), (16, 21278119), (19, 17918416), (38, 8959208), (76, 4479604), (152, 2239802), (304, 1119901), (787, 432592), (1423, 239248), (1574, 216296), (2846, 119624), (3148, 108148), (5692, 59812), (6296, 54074), (11384, 29906), (12592, 27037), (14953, 22768)]