40257728

素因数分解:

$2^6\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3907}}^1$

素因数の和:3949

約数の個数: 56

約数和(自身を含む): 95292672

約数和(自身を除く): 55034944

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 92, 112, 161, 184, 224, 322, 368, 448, 644, 736, 1288, 1472, 2576, 3907, 5152, 7814, 10304, 15628, 27349, 31256, 54698, 62512, 89861, 109396, 125024, 179722, 218792, 250048, 359444, 437584, 629027, 718888, 875168, 1258054, 1437776, 1750336, 2516108, 2875552, 5032216, 5751104, 10064432, 20128864, 40257728]

約数ペア:

[(1, 40257728), (2, 20128864), (4, 10064432), (7, 5751104), (8, 5032216), (14, 2875552), (16, 2516108), (23, 1750336), (28, 1437776), (32, 1258054), (46, 875168), (56, 718888), (64, 629027), (92, 437584), (112, 359444), (161, 250048), (184, 218792), (224, 179722), (322, 125024), (368, 109396), (448, 89861), (644, 62512), (736, 54698), (1288, 31256), (1472, 27349), (2576, 15628), (3907, 10304), (5152, 7814)]