386784256

素因数分解:

$2^{10}\times {\mathrm{389}}^1\times {\mathrm{971}}^1$

素因数の和:1380

約数の個数: 44

約数和(自身を含む): 775976760

約数和(自身を除く): 389192504

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 389, 512, 778, 971, 1024, 1556, 1942, 3112, 3884, 6224, 7768, 12448, 15536, 24896, 31072, 49792, 62144, 99584, 124288, 199168, 248576, 377719, 398336, 497152, 755438, 994304, 1510876, 3021752, 6043504, 12087008, 24174016, 48348032, 96696064, 193392128, 386784256]

約数ペア:

[(1, 386784256), (2, 193392128), (4, 96696064), (8, 48348032), (16, 24174016), (32, 12087008), (64, 6043504), (128, 3021752), (256, 1510876), (389, 994304), (512, 755438), (778, 497152), (971, 398336), (1024, 377719), (1556, 248576), (1942, 199168), (3112, 124288), (3884, 99584), (6224, 62144), (7768, 49792), (12448, 31072), (15536, 24896)]