2758880

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1$

素因数の和:459

約数の個数: 48

約数和(自身を含む): 6686064

約数和(自身を除く): 3927184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 401, 430, 688, 802, 860, 1376, 1604, 1720, 2005, 3208, 3440, 4010, 6416, 6880, 8020, 12832, 16040, 17243, 32080, 34486, 64160, 68972, 86215, 137944, 172430, 275888, 344860, 551776, 689720, 1379440, 2758880]

約数ペア:

[(1, 2758880), (2, 1379440), (4, 689720), (5, 551776), (8, 344860), (10, 275888), (16, 172430), (20, 137944), (32, 86215), (40, 68972), (43, 64160), (80, 34486), (86, 32080), (160, 17243), (172, 16040), (215, 12832), (344, 8020), (401, 6880), (430, 6416), (688, 4010), (802, 3440), (860, 3208), (1376, 2005), (1604, 1720)]