20000777472

素因数分解:

$2^8\times 3^3\times {\mathrm{13}}^1\times {\mathrm{222587}}^1$

素因数の和:222625

約数の個数: 144

約数和(自身を含む): 63695782080

約数和(自身を除く): 43695004608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 96, 104, 108, 117, 128, 144, 156, 192, 208, 216, 234, 256, 288, 312, 351, 384, 416, 432, 468, 576, 624, 702, 768, 832, 864, 936, 1152, 1248, 1404, 1664, 1728, 1872, 2304, 2496, 2808, 3328, 3456, 3744, 4992, 5616, 6912, 7488, 9984, 11232, 14976, 22464, 29952, 44928, 89856, 222587, 445174, 667761, 890348, 1335522, 1780696, 2003283, 2671044, 2893631, 3561392, 4006566, 5342088, 5787262, 6009849, 7122784, 8013132, 8680893, 10684176, 11574524, 12019698, 14245568, 16026264, 17361786, 21368352, 23149048, 24039396, 26042679, 28491136, 32052528, 34723572, 42736704, 46298096, 48078792, 52085358, 56982272, 64105056, 69447144, 78128037, 85473408, 92596192, 96157584, 104170716, 128210112, 138894288, 156256074, 170946816, 185192384, 192315168, 208341432, 256420224, 277788576, 312512148, 370384768, 384630336, 416682864, 512840448, 555577152, 625024296, 740769536, 769260672, 833365728, 1111154304, 1250048592, 1538521344, 1666731456, 2222308608, 2500097184, 3333462912, 5000194368, 6666925824, 10000388736, 20000777472]

約数ペア:

[(1, 20000777472), (2, 10000388736), (3, 6666925824), (4, 5000194368), (6, 3333462912), (8, 2500097184), (9, 2222308608), (12, 1666731456), (13, 1538521344), (16, 1250048592), (18, 1111154304), (24, 833365728), (26, 769260672), (27, 740769536), (32, 625024296), (36, 555577152), (39, 512840448), (48, 416682864), (52, 384630336), (54, 370384768), (64, 312512148), (72, 277788576), (78, 256420224), (96, 208341432), (104, 192315168), (108, 185192384), (117, 170946816), (128, 156256074), (144, 138894288), (156, 128210112), (192, 104170716), (208, 96157584), (216, 92596192), (234, 85473408), (256, 78128037), (288, 69447144), (312, 64105056), (351, 56982272), (384, 52085358), (416, 48078792), (432, 46298096), (468, 42736704), (576, 34723572), (624, 32052528), (702, 28491136), (768, 26042679), (832, 24039396), (864, 23149048), (936, 21368352), (1152, 17361786), (1248, 16026264), (1404, 14245568), (1664, 12019698), (1728, 11574524), (1872, 10684176), (2304, 8680893), (2496, 8013132), (2808, 7122784), (3328, 6009849), (3456, 5787262), (3744, 5342088), (4992, 4006566), (5616, 3561392), (6912, 2893631), (7488, 2671044), (9984, 2003283), (11232, 1780696), (14976, 1335522), (22464, 890348), (29952, 667761), (44928, 445174), (89856, 222587)]