28078909936

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{340169}}^1$

素因数の和:340262

約数の個数: 80

約数和(自身を含む): 68839522560

約数和(自身を除く): 40760612624

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 67, 77, 88, 112, 134, 154, 176, 268, 308, 469, 536, 616, 737, 938, 1072, 1232, 1474, 1876, 2948, 3752, 5159, 5896, 7504, 10318, 11792, 20636, 41272, 82544, 340169, 680338, 1360676, 2381183, 2721352, 3741859, 4762366, 5442704, 7483718, 9524732, 14967436, 19049464, 22791323, 26193013, 29934872, 38098928, 45582646, 52386026, 59869744, 91165292, 104772052, 159539261, 182330584, 209544104, 250704553, 319078522, 364661168, 419088208, 501409106, 638157044, 1002818212, 1276314088, 1754931871, 2005636424, 2552628176, 3509863742, 4011272848, 7019727484, 14039454968, 28078909936]

約数ペア:

[(1, 28078909936), (2, 14039454968), (4, 7019727484), (7, 4011272848), (8, 3509863742), (11, 2552628176), (14, 2005636424), (16, 1754931871), (22, 1276314088), (28, 1002818212), (44, 638157044), (56, 501409106), (67, 419088208), (77, 364661168), (88, 319078522), (112, 250704553), (134, 209544104), (154, 182330584), (176, 159539261), (268, 104772052), (308, 91165292), (469, 59869744), (536, 52386026), (616, 45582646), (737, 38098928), (938, 29934872), (1072, 26193013), (1232, 22791323), (1474, 19049464), (1876, 14967436), (2948, 9524732), (3752, 7483718), (5159, 5442704), (5896, 4762366), (7504, 3741859), (10318, 2721352), (11792, 2381183), (20636, 1360676), (41272, 680338), (82544, 340169)]