11854240

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1723}}^1$

素因数の和:1781

約数の個数: 48

約数和(自身を含む): 28673568

約数和(自身を除く): 16819328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 1723, 3440, 3446, 6880, 6892, 8615, 13784, 17230, 27568, 34460, 55136, 68920, 74089, 137840, 148178, 275680, 296356, 370445, 592712, 740890, 1185424, 1481780, 2370848, 2963560, 5927120, 11854240]

約数ペア:

[(1, 11854240), (2, 5927120), (4, 2963560), (5, 2370848), (8, 1481780), (10, 1185424), (16, 740890), (20, 592712), (32, 370445), (40, 296356), (43, 275680), (80, 148178), (86, 137840), (160, 74089), (172, 68920), (215, 55136), (344, 34460), (430, 27568), (688, 17230), (860, 13784), (1376, 8615), (1720, 6892), (1723, 6880), (3440, 3446)]