12496240

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{863}}^1$

素因数の和:1057

約数の個数: 40

約数和(自身を含む): 29248128

約数和(自身を除く): 16751888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 362, 724, 863, 905, 1448, 1726, 1810, 2896, 3452, 3620, 4315, 6904, 7240, 8630, 13808, 14480, 17260, 34520, 69040, 156203, 312406, 624812, 781015, 1249624, 1562030, 2499248, 3124060, 6248120, 12496240]

約数ペア:

[(1, 12496240), (2, 6248120), (4, 3124060), (5, 2499248), (8, 1562030), (10, 1249624), (16, 781015), (20, 624812), (40, 312406), (80, 156203), (181, 69040), (362, 34520), (724, 17260), (863, 14480), (905, 13808), (1448, 8630), (1726, 7240), (1810, 6904), (2896, 4315), (3452, 3620)]