2990407816

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{643}}^1\times {\mathrm{1289}}^1$

素因数の和:1990

約数の個数: 64

約数和(自身を含む): 6280545600

約数和(自身を除く): 3290137784

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 643, 902, 1286, 1289, 1804, 2572, 2578, 3608, 5144, 5156, 7073, 10312, 14146, 14179, 26363, 28292, 28358, 52726, 52849, 56584, 56716, 105452, 105698, 113432, 210904, 211396, 289993, 422792, 579986, 581339, 828827, 1159972, 1162678, 1657654, 2319944, 2325356, 3315308, 4650712, 6630616, 9117097, 18234194, 33981907, 36468388, 67963814, 72936776, 135927628, 271855256, 373800977, 747601954, 1495203908, 2990407816]

約数ペア:

[(1, 2990407816), (2, 1495203908), (4, 747601954), (8, 373800977), (11, 271855256), (22, 135927628), (41, 72936776), (44, 67963814), (82, 36468388), (88, 33981907), (164, 18234194), (328, 9117097), (451, 6630616), (643, 4650712), (902, 3315308), (1286, 2325356), (1289, 2319944), (1804, 1657654), (2572, 1162678), (2578, 1159972), (3608, 828827), (5144, 581339), (5156, 579986), (7073, 422792), (10312, 289993), (14146, 211396), (14179, 210904), (26363, 113432), (28292, 105698), (28358, 105452), (52726, 56716), (52849, 56584)]