2000409856

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{4217}}^1$

素因数の和:4359

約数の個数: 72

約数和(自身を含む): 4267688040

約数和(自身を除く): 2267278184

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 109, 128, 136, 218, 256, 272, 436, 544, 872, 1088, 1744, 1853, 2176, 3488, 3706, 4217, 4352, 6976, 7412, 8434, 13952, 14824, 16868, 27904, 29648, 33736, 59296, 67472, 71689, 118592, 134944, 143378, 237184, 269888, 286756, 459653, 474368, 539776, 573512, 919306, 1079552, 1147024, 1838612, 2294048, 3677224, 4588096, 7354448, 7814101, 9176192, 14708896, 15628202, 18352384, 29417792, 31256404, 58835584, 62512808, 117671168, 125025616, 250051232, 500102464, 1000204928, 2000409856]

約数ペア:

[(1, 2000409856), (2, 1000204928), (4, 500102464), (8, 250051232), (16, 125025616), (17, 117671168), (32, 62512808), (34, 58835584), (64, 31256404), (68, 29417792), (109, 18352384), (128, 15628202), (136, 14708896), (218, 9176192), (256, 7814101), (272, 7354448), (436, 4588096), (544, 3677224), (872, 2294048), (1088, 1838612), (1744, 1147024), (1853, 1079552), (2176, 919306), (3488, 573512), (3706, 539776), (4217, 474368), (4352, 459653), (6976, 286756), (7412, 269888), (8434, 237184), (13952, 143378), (14824, 134944), (16868, 118592), (27904, 71689), (29648, 67472), (33736, 59296)]