1788081488

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{11161}}^1$

素因数の和:11236

約数の個数: 80

約数和(自身を含む): 3986173440

約数和(自身を除く): 2198091952

約数列:

[1, 2, 4, 8, 16, 17, 19, 31, 34, 38, 62, 68, 76, 124, 136, 152, 248, 272, 304, 323, 496, 527, 589, 646, 1054, 1178, 1292, 2108, 2356, 2584, 4216, 4712, 5168, 8432, 9424, 10013, 11161, 20026, 22322, 40052, 44644, 80104, 89288, 160208, 178576, 189737, 212059, 345991, 379474, 424118, 691982, 758948, 848236, 1383964, 1517896, 1696472, 2767928, 3035792, 3392944, 3605003, 5535856, 5881847, 6573829, 7210006, 11763694, 13147658, 14420012, 23527388, 26295316, 28840024, 47054776, 52590632, 57680048, 94109552, 105181264, 111755093, 223510186, 447020372, 894040744, 1788081488]

約数ペア:

[(1, 1788081488), (2, 894040744), (4, 447020372), (8, 223510186), (16, 111755093), (17, 105181264), (19, 94109552), (31, 57680048), (34, 52590632), (38, 47054776), (62, 28840024), (68, 26295316), (76, 23527388), (124, 14420012), (136, 13147658), (152, 11763694), (248, 7210006), (272, 6573829), (304, 5881847), (323, 5535856), (496, 3605003), (527, 3392944), (589, 3035792), (646, 2767928), (1054, 1696472), (1178, 1517896), (1292, 1383964), (2108, 848236), (2356, 758948), (2584, 691982), (4216, 424118), (4712, 379474), (5168, 345991), (8432, 212059), (9424, 189737), (10013, 178576), (11161, 160208), (20026, 89288), (22322, 80104), (40052, 44644)]