19004861440

素因数分解:

$2^{10}\times 5^1\times {\mathrm{271}}^1\times {\mathrm{13697}}^1$

素因数の和:13993

約数の個数: 88

約数和(自身を含む): 45760963392

約数和(自身を除く): 26756101952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 271, 320, 512, 542, 640, 1024, 1084, 1280, 1355, 2168, 2560, 2710, 4336, 5120, 5420, 8672, 10840, 13697, 17344, 21680, 27394, 34688, 43360, 54788, 68485, 69376, 86720, 109576, 136970, 138752, 173440, 219152, 273940, 277504, 346880, 438304, 547880, 693760, 876608, 1095760, 1387520, 1753216, 2191520, 3506432, 3711887, 4383040, 7012864, 7423774, 8766080, 14025728, 14847548, 17532160, 18559435, 29695096, 35064320, 37118870, 59390192, 70128640, 74237740, 118780384, 148475480, 237560768, 296950960, 475121536, 593901920, 950243072, 1187803840, 1900486144, 2375607680, 3800972288, 4751215360, 9502430720, 19004861440]

約数ペア:

[(1, 19004861440), (2, 9502430720), (4, 4751215360), (5, 3800972288), (8, 2375607680), (10, 1900486144), (16, 1187803840), (20, 950243072), (32, 593901920), (40, 475121536), (64, 296950960), (80, 237560768), (128, 148475480), (160, 118780384), (256, 74237740), (271, 70128640), (320, 59390192), (512, 37118870), (542, 35064320), (640, 29695096), (1024, 18559435), (1084, 17532160), (1280, 14847548), (1355, 14025728), (2168, 8766080), (2560, 7423774), (2710, 7012864), (4336, 4383040), (5120, 3711887), (5420, 3506432), (8672, 2191520), (10840, 1753216), (13697, 1387520), (17344, 1095760), (21680, 876608), (27394, 693760), (34688, 547880), (43360, 438304), (54788, 346880), (68485, 277504), (69376, 273940), (86720, 219152), (109576, 173440), (136970, 138752)]