40542404

素因数分解:

$2^2\times 7^2\times {\mathrm{131}}^1\times {\mathrm{1579}}^1$

素因数の和:1728

約数の個数: 36

約数和(自身を含む): 83215440

約数和(自身を除く): 42673036

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 131, 196, 262, 524, 917, 1579, 1834, 3158, 3668, 6316, 6419, 11053, 12838, 22106, 25676, 44212, 77371, 154742, 206849, 309484, 413698, 827396, 1447943, 2895886, 5791772, 10135601, 20271202, 40542404]

約数ペア:

[(1, 40542404), (2, 20271202), (4, 10135601), (7, 5791772), (14, 2895886), (28, 1447943), (49, 827396), (98, 413698), (131, 309484), (196, 206849), (262, 154742), (524, 77371), (917, 44212), (1579, 25676), (1834, 22106), (3158, 12838), (3668, 11053), (6316, 6419)]