2080885720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1\times {\mathrm{7699}}^1$

素因数の和:7972

約数の個数: 64

約数和(自身を含む): 4864860000

約数和(自身を除く): 2783974280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 233, 290, 466, 580, 932, 1160, 1165, 1864, 2330, 4660, 6757, 7699, 9320, 13514, 15398, 27028, 30796, 33785, 38495, 54056, 61592, 67570, 76990, 135140, 153980, 223271, 270280, 307960, 446542, 893084, 1116355, 1786168, 1793867, 2232710, 3587734, 4465420, 7175468, 8930840, 8969335, 14350936, 17938670, 35877340, 52022143, 71754680, 104044286, 208088572, 260110715, 416177144, 520221430, 1040442860, 2080885720]

約数ペア:

[(1, 2080885720), (2, 1040442860), (4, 520221430), (5, 416177144), (8, 260110715), (10, 208088572), (20, 104044286), (29, 71754680), (40, 52022143), (58, 35877340), (116, 17938670), (145, 14350936), (232, 8969335), (233, 8930840), (290, 7175468), (466, 4465420), (580, 3587734), (932, 2232710), (1160, 1793867), (1165, 1786168), (1864, 1116355), (2330, 893084), (4660, 446542), (6757, 307960), (7699, 270280), (9320, 223271), (13514, 153980), (15398, 135140), (27028, 76990), (30796, 67570), (33785, 61592), (38495, 54056)]