2844880

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{827}}^1$

素因数の和:883

約数の個数: 40

約数和(自身を含む): 6776352

約数和(自身を除く): 3931472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 827, 860, 1654, 1720, 3308, 3440, 4135, 6616, 8270, 13232, 16540, 33080, 35561, 66160, 71122, 142244, 177805, 284488, 355610, 568976, 711220, 1422440, 2844880]

約数ペア:

[(1, 2844880), (2, 1422440), (4, 711220), (5, 568976), (8, 355610), (10, 284488), (16, 177805), (20, 142244), (40, 71122), (43, 66160), (80, 35561), (86, 33080), (172, 16540), (215, 13232), (344, 8270), (430, 6616), (688, 4135), (827, 3440), (860, 3308), (1654, 1720)]