40280128

素因数分解:

$2^6\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1913}}^1$

素因数の和:1979

約数の個数: 56

約数和(自身を含む): 93341952

約数和(自身を除く): 53061824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 56, 64, 94, 112, 188, 224, 329, 376, 448, 658, 752, 1316, 1504, 1913, 2632, 3008, 3826, 5264, 7652, 10528, 13391, 15304, 21056, 26782, 30608, 53564, 61216, 89911, 107128, 122432, 179822, 214256, 359644, 428512, 629377, 719288, 857024, 1258754, 1438576, 2517508, 2877152, 5035016, 5754304, 10070032, 20140064, 40280128]

約数ペア:

[(1, 40280128), (2, 20140064), (4, 10070032), (7, 5754304), (8, 5035016), (14, 2877152), (16, 2517508), (28, 1438576), (32, 1258754), (47, 857024), (56, 719288), (64, 629377), (94, 428512), (112, 359644), (188, 214256), (224, 179822), (329, 122432), (376, 107128), (448, 89911), (658, 61216), (752, 53564), (1316, 30608), (1504, 26782), (1913, 21056), (2632, 15304), (3008, 13391), (3826, 10528), (5264, 7652)]