2449280

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:151

約数の個数: 64

約数和(自身を含む): 6058800

約数和(自身を除く): 3609520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 89, 128, 160, 172, 178, 215, 320, 344, 356, 430, 445, 640, 688, 712, 860, 890, 1376, 1424, 1720, 1780, 2752, 2848, 3440, 3560, 3827, 5504, 5696, 6880, 7120, 7654, 11392, 13760, 14240, 15308, 19135, 27520, 28480, 30616, 38270, 56960, 61232, 76540, 122464, 153080, 244928, 306160, 489856, 612320, 1224640, 2449280]

約数ペア:

[(1, 2449280), (2, 1224640), (4, 612320), (5, 489856), (8, 306160), (10, 244928), (16, 153080), (20, 122464), (32, 76540), (40, 61232), (43, 56960), (64, 38270), (80, 30616), (86, 28480), (89, 27520), (128, 19135), (160, 15308), (172, 14240), (178, 13760), (215, 11392), (320, 7654), (344, 7120), (356, 6880), (430, 5696), (445, 5504), (640, 3827), (688, 3560), (712, 3440), (860, 2848), (890, 2752), (1376, 1780), (1424, 1720)]