2783807990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{2267}}^1$

素因数の和:2597

約数の個数: 64

約数和(自身を含む): 5525936640

約数和(自身を除く): 2742128650

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 281, 437, 562, 874, 1405, 2185, 2267, 2810, 4370, 4534, 5339, 6463, 10678, 11335, 12926, 22670, 26695, 32315, 43073, 52141, 53390, 64630, 86146, 104282, 122797, 215365, 245594, 260705, 430730, 521410, 613985, 637027, 990679, 1227970, 1274054, 1981358, 3185135, 4953395, 6370270, 9906790, 12103513, 14651621, 24207026, 29303242, 60517565, 73258105, 121035130, 146516210, 278380799, 556761598, 1391903995, 2783807990]

約数ペア:

[(1, 2783807990), (2, 1391903995), (5, 556761598), (10, 278380799), (19, 146516210), (23, 121035130), (38, 73258105), (46, 60517565), (95, 29303242), (115, 24207026), (190, 14651621), (230, 12103513), (281, 9906790), (437, 6370270), (562, 4953395), (874, 3185135), (1405, 1981358), (2185, 1274054), (2267, 1227970), (2810, 990679), (4370, 637027), (4534, 613985), (5339, 521410), (6463, 430730), (10678, 260705), (11335, 245594), (12926, 215365), (22670, 122797), (26695, 104282), (32315, 86146), (43073, 64630), (52141, 53390)]