12829280

素因数分解:

$2^5\times 5^1\times {\mathrm{181}}^1\times {\mathrm{443}}^1$

素因数の和:639

約数の個数: 48

約数和(自身を含む): 30545424

約数和(自身を除く): 17716144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 181, 362, 443, 724, 886, 905, 1448, 1772, 1810, 2215, 2896, 3544, 3620, 4430, 5792, 7088, 7240, 8860, 14176, 14480, 17720, 28960, 35440, 70880, 80183, 160366, 320732, 400915, 641464, 801830, 1282928, 1603660, 2565856, 3207320, 6414640, 12829280]

約数ペア:

[(1, 12829280), (2, 6414640), (4, 3207320), (5, 2565856), (8, 1603660), (10, 1282928), (16, 801830), (20, 641464), (32, 400915), (40, 320732), (80, 160366), (160, 80183), (181, 70880), (362, 35440), (443, 28960), (724, 17720), (886, 14480), (905, 14176), (1448, 8860), (1772, 7240), (1810, 7088), (2215, 5792), (2896, 4430), (3544, 3620)]