2012489440

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{22501}}^1$

素因数の和:22572

約数の個数: 96

約数和(自身を含む): 5239545696

約数和(自身を除く): 3227056256

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 43, 52, 65, 80, 86, 104, 130, 160, 172, 208, 215, 260, 344, 416, 430, 520, 559, 688, 860, 1040, 1118, 1376, 1720, 2080, 2236, 2795, 3440, 4472, 5590, 6880, 8944, 11180, 17888, 22360, 22501, 44720, 45002, 89440, 90004, 112505, 180008, 225010, 292513, 360016, 450020, 585026, 720032, 900040, 967543, 1170052, 1462565, 1800080, 1935086, 2340104, 2925130, 3600160, 3870172, 4680208, 4837715, 5850260, 7740344, 9360416, 9675430, 11700520, 12578059, 15480688, 19350860, 23401040, 25156118, 30961376, 38701720, 46802080, 50312236, 62890295, 77403440, 100624472, 125780590, 154806880, 201248944, 251561180, 402497888, 503122360, 1006244720, 2012489440]

約数ペア:

[(1, 2012489440), (2, 1006244720), (4, 503122360), (5, 402497888), (8, 251561180), (10, 201248944), (13, 154806880), (16, 125780590), (20, 100624472), (26, 77403440), (32, 62890295), (40, 50312236), (43, 46802080), (52, 38701720), (65, 30961376), (80, 25156118), (86, 23401040), (104, 19350860), (130, 15480688), (160, 12578059), (172, 11700520), (208, 9675430), (215, 9360416), (260, 7740344), (344, 5850260), (416, 4837715), (430, 4680208), (520, 3870172), (559, 3600160), (688, 2925130), (860, 2340104), (1040, 1935086), (1118, 1800080), (1376, 1462565), (1720, 1170052), (2080, 967543), (2236, 900040), (2795, 720032), (3440, 585026), (4472, 450020), (5590, 360016), (6880, 292513), (8944, 225010), (11180, 180008), (17888, 112505), (22360, 90004), (22501, 89440), (44720, 45002)]