2103188540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{821}}^1\times {\mathrm{5569}}^1$

素因数の和:6422

約数の個数: 48

約数和(自身を含む): 4615168320

約数和(自身を除く): 2511979780

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 821, 1642, 3284, 4105, 5569, 8210, 11138, 16420, 18883, 22276, 27845, 37766, 55690, 75532, 94415, 111380, 128087, 188830, 256174, 377660, 512348, 640435, 1280870, 2561740, 4572149, 9144298, 18288596, 22860745, 45721490, 91442980, 105159427, 210318854, 420637708, 525797135, 1051594270, 2103188540]

約数ペア:

[(1, 2103188540), (2, 1051594270), (4, 525797135), (5, 420637708), (10, 210318854), (20, 105159427), (23, 91442980), (46, 45721490), (92, 22860745), (115, 18288596), (230, 9144298), (460, 4572149), (821, 2561740), (1642, 1280870), (3284, 640435), (4105, 512348), (5569, 377660), (8210, 256174), (11138, 188830), (16420, 128087), (18883, 111380), (22276, 94415), (27845, 75532), (37766, 55690)]