40840712

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{251}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 85866480

約数和(自身を除く): 45025768

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 251, 344, 473, 502, 946, 1004, 1849, 1892, 2008, 2761, 3698, 3784, 5522, 7396, 10793, 11044, 14792, 20339, 21586, 22088, 40678, 43172, 81356, 86344, 118723, 162712, 237446, 464099, 474892, 928198, 949784, 1856396, 3712792, 5105089, 10210178, 20420356, 40840712]

約数ペア:

[(1, 40840712), (2, 20420356), (4, 10210178), (8, 5105089), (11, 3712792), (22, 1856396), (43, 949784), (44, 928198), (86, 474892), (88, 464099), (172, 237446), (251, 162712), (344, 118723), (473, 86344), (502, 81356), (946, 43172), (1004, 40678), (1849, 22088), (1892, 21586), (2008, 20339), (2761, 14792), (3698, 11044), (3784, 10793), (5522, 7396)]