1640434544

素因数分解:

$2^4\times 7^3\times {\mathrm{271}}^1\times {\mathrm{1103}}^1$

素因数の和:1403

約数の個数: 80

約数和(自身を含む): 3723571200

約数和(自身を除く): 2083136656

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 271, 343, 392, 542, 686, 784, 1084, 1103, 1372, 1897, 2168, 2206, 2744, 3794, 4336, 4412, 5488, 7588, 7721, 8824, 13279, 15176, 15442, 17648, 26558, 30352, 30884, 53116, 54047, 61768, 92953, 106232, 108094, 123536, 185906, 212464, 216188, 298913, 371812, 378329, 432376, 597826, 743624, 756658, 864752, 1195652, 1487248, 1513316, 2092391, 2391304, 3026632, 4184782, 4782608, 6053264, 8369564, 14646737, 16739128, 29293474, 33478256, 58586948, 102527159, 117173896, 205054318, 234347792, 410108636, 820217272, 1640434544]

約数ペア:

[(1, 1640434544), (2, 820217272), (4, 410108636), (7, 234347792), (8, 205054318), (14, 117173896), (16, 102527159), (28, 58586948), (49, 33478256), (56, 29293474), (98, 16739128), (112, 14646737), (196, 8369564), (271, 6053264), (343, 4782608), (392, 4184782), (542, 3026632), (686, 2391304), (784, 2092391), (1084, 1513316), (1103, 1487248), (1372, 1195652), (1897, 864752), (2168, 756658), (2206, 743624), (2744, 597826), (3794, 432376), (4336, 378329), (4412, 371812), (5488, 298913), (7588, 216188), (7721, 212464), (8824, 185906), (13279, 123536), (15176, 108094), (15442, 106232), (17648, 92953), (26558, 61768), (30352, 54047), (30884, 53116)]