29756240

素因数分解:

$2^4\times 5^1\times {\mathrm{431}}^1\times {\mathrm{863}}^1$

素因数の和:1307

約数の個数: 40

約数和(自身を含む): 69424128

約数和(自身を除く): 39667888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 431, 862, 863, 1724, 1726, 2155, 3448, 3452, 4310, 4315, 6896, 6904, 8620, 8630, 13808, 17240, 17260, 34480, 34520, 69040, 371953, 743906, 1487812, 1859765, 2975624, 3719530, 5951248, 7439060, 14878120, 29756240]

約数ペア:

[(1, 29756240), (2, 14878120), (4, 7439060), (5, 5951248), (8, 3719530), (10, 2975624), (16, 1859765), (20, 1487812), (40, 743906), (80, 371953), (431, 69040), (862, 34520), (863, 34480), (1724, 17260), (1726, 17240), (2155, 13808), (3448, 8630), (3452, 8620), (4310, 6904), (4315, 6896)]