40491128

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{487}}^1\times {\mathrm{547}}^1$

素因数の和:1059

約数の個数: 32

約数和(自身を含む): 80227200

約数和(自身を除く): 39736072

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 487, 547, 974, 1094, 1948, 2188, 3896, 4376, 9253, 10393, 18506, 20786, 37012, 41572, 74024, 83144, 266389, 532778, 1065556, 2131112, 5061391, 10122782, 20245564, 40491128]

約数ペア:

[(1, 40491128), (2, 20245564), (4, 10122782), (8, 5061391), (19, 2131112), (38, 1065556), (76, 532778), (152, 266389), (487, 83144), (547, 74024), (974, 41572), (1094, 37012), (1948, 20786), (2188, 18506), (3896, 10393), (4376, 9253)]