419907904

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1$

素因数の和:408

約数の個数: 112

約数和(自身を含む): 957559680

約数和(自身を除く): 537651776

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 101, 104, 152, 202, 208, 247, 263, 304, 404, 416, 494, 526, 608, 808, 832, 988, 1052, 1216, 1313, 1616, 1919, 1976, 2104, 2626, 3232, 3419, 3838, 3952, 4208, 4997, 5252, 6464, 6838, 7676, 7904, 8416, 9994, 10504, 13676, 15352, 15808, 16832, 19988, 21008, 24947, 26563, 27352, 30704, 39976, 42016, 49894, 53126, 54704, 61408, 64961, 79952, 84032, 99788, 106252, 109408, 122816, 129922, 159904, 199576, 212504, 218816, 259844, 319808, 345319, 399152, 425008, 504697, 519688, 690638, 798304, 850016, 1009394, 1039376, 1381276, 1596608, 1700032, 2018788, 2078752, 2762552, 4037576, 4157504, 5525104, 6561061, 8075152, 11050208, 13122122, 16150304, 22100416, 26244244, 32300608, 52488488, 104976976, 209953952, 419907904]

約数ペア:

[(1, 419907904), (2, 209953952), (4, 104976976), (8, 52488488), (13, 32300608), (16, 26244244), (19, 22100416), (26, 16150304), (32, 13122122), (38, 11050208), (52, 8075152), (64, 6561061), (76, 5525104), (101, 4157504), (104, 4037576), (152, 2762552), (202, 2078752), (208, 2018788), (247, 1700032), (263, 1596608), (304, 1381276), (404, 1039376), (416, 1009394), (494, 850016), (526, 798304), (608, 690638), (808, 519688), (832, 504697), (988, 425008), (1052, 399152), (1216, 345319), (1313, 319808), (1616, 259844), (1919, 218816), (1976, 212504), (2104, 199576), (2626, 159904), (3232, 129922), (3419, 122816), (3838, 109408), (3952, 106252), (4208, 99788), (4997, 84032), (5252, 79952), (6464, 64961), (6838, 61408), (7676, 54704), (7904, 53126), (8416, 49894), (9994, 42016), (10504, 39976), (13676, 30704), (15352, 27352), (15808, 26563), (16832, 24947), (19988, 21008)]