2882720

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:477

約数の個数: 48

約数和(自身を含む): 6985440

約数和(自身を除く): 4102720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 419, 430, 688, 838, 860, 1376, 1676, 1720, 2095, 3352, 3440, 4190, 6704, 6880, 8380, 13408, 16760, 18017, 33520, 36034, 67040, 72068, 90085, 144136, 180170, 288272, 360340, 576544, 720680, 1441360, 2882720]

約数ペア:

[(1, 2882720), (2, 1441360), (4, 720680), (5, 576544), (8, 360340), (10, 288272), (16, 180170), (20, 144136), (32, 90085), (40, 72068), (43, 67040), (80, 36034), (86, 33520), (160, 18017), (172, 16760), (215, 13408), (344, 8380), (419, 6880), (430, 6704), (688, 4190), (838, 3440), (860, 3352), (1376, 2095), (1676, 1720)]