4209920

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:68

約数の個数: 144

約数和(自身を含む): 12362112

約数和(自身を除く): 8152192

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 23, 26, 32, 40, 44, 46, 52, 55, 64, 65, 80, 88, 92, 104, 110, 115, 128, 130, 143, 160, 176, 184, 208, 220, 230, 253, 256, 260, 286, 299, 320, 352, 368, 416, 440, 460, 506, 520, 572, 598, 640, 704, 715, 736, 832, 880, 920, 1012, 1040, 1144, 1196, 1265, 1280, 1408, 1430, 1472, 1495, 1664, 1760, 1840, 2024, 2080, 2288, 2392, 2530, 2816, 2860, 2944, 2990, 3289, 3328, 3520, 3680, 4048, 4160, 4576, 4784, 5060, 5720, 5888, 5980, 6578, 7040, 7360, 8096, 8320, 9152, 9568, 10120, 11440, 11960, 13156, 14080, 14720, 16192, 16445, 16640, 18304, 19136, 20240, 22880, 23920, 26312, 29440, 32384, 32890, 36608, 38272, 40480, 45760, 47840, 52624, 64768, 65780, 76544, 80960, 91520, 95680, 105248, 131560, 161920, 183040, 191360, 210496, 263120, 323840, 382720, 420992, 526240, 841984, 1052480, 2104960, 4209920]

約数ペア:

[(1, 4209920), (2, 2104960), (4, 1052480), (5, 841984), (8, 526240), (10, 420992), (11, 382720), (13, 323840), (16, 263120), (20, 210496), (22, 191360), (23, 183040), (26, 161920), (32, 131560), (40, 105248), (44, 95680), (46, 91520), (52, 80960), (55, 76544), (64, 65780), (65, 64768), (80, 52624), (88, 47840), (92, 45760), (104, 40480), (110, 38272), (115, 36608), (128, 32890), (130, 32384), (143, 29440), (160, 26312), (176, 23920), (184, 22880), (208, 20240), (220, 19136), (230, 18304), (253, 16640), (256, 16445), (260, 16192), (286, 14720), (299, 14080), (320, 13156), (352, 11960), (368, 11440), (416, 10120), (440, 9568), (460, 9152), (506, 8320), (520, 8096), (572, 7360), (598, 7040), (640, 6578), (704, 5980), (715, 5888), (736, 5720), (832, 5060), (880, 4784), (920, 4576), (1012, 4160), (1040, 4048), (1144, 3680), (1196, 3520), (1265, 3328), (1280, 3289), (1408, 2990), (1430, 2944), (1472, 2860), (1495, 2816), (1664, 2530), (1760, 2392), (1840, 2288), (2024, 2080)]