28042784

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{599}}^1$

素因数の和:646

約数の個数: 96

約数和(自身を含む): 72576000

約数和(自身を除く): 44533216

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 32, 38, 44, 56, 76, 77, 88, 112, 133, 152, 154, 176, 209, 224, 266, 304, 308, 352, 418, 532, 599, 608, 616, 836, 1064, 1198, 1232, 1463, 1672, 2128, 2396, 2464, 2926, 3344, 4193, 4256, 4792, 5852, 6589, 6688, 8386, 9584, 11381, 11704, 13178, 16772, 19168, 22762, 23408, 26356, 33544, 45524, 46123, 46816, 52712, 67088, 79667, 91048, 92246, 105424, 125191, 134176, 159334, 182096, 184492, 210848, 250382, 318668, 364192, 368984, 500764, 637336, 737968, 876337, 1001528, 1274672, 1475936, 1752674, 2003056, 2549344, 3505348, 4006112, 7010696, 14021392, 28042784]

約数ペア:

[(1, 28042784), (2, 14021392), (4, 7010696), (7, 4006112), (8, 3505348), (11, 2549344), (14, 2003056), (16, 1752674), (19, 1475936), (22, 1274672), (28, 1001528), (32, 876337), (38, 737968), (44, 637336), (56, 500764), (76, 368984), (77, 364192), (88, 318668), (112, 250382), (133, 210848), (152, 184492), (154, 182096), (176, 159334), (209, 134176), (224, 125191), (266, 105424), (304, 92246), (308, 91048), (352, 79667), (418, 67088), (532, 52712), (599, 46816), (608, 46123), (616, 45524), (836, 33544), (1064, 26356), (1198, 23408), (1232, 22762), (1463, 19168), (1672, 16772), (2128, 13178), (2396, 11704), (2464, 11381), (2926, 9584), (3344, 8386), (4193, 6688), (4256, 6589), (4792, 5852)]