20164034560

素因数分解:

$2^{14}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{14479}}^1$

素因数の和:14529

約数の個数: 120

約数和(自身を含む): 51242345280

約数和(自身を除く): 31078310720

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 512, 544, 640, 680, 1024, 1088, 1280, 1360, 2048, 2176, 2560, 2720, 4096, 4352, 5120, 5440, 8192, 8704, 10240, 10880, 14479, 16384, 17408, 20480, 21760, 28958, 34816, 40960, 43520, 57916, 69632, 72395, 81920, 87040, 115832, 139264, 144790, 174080, 231664, 246143, 278528, 289580, 348160, 463328, 492286, 579160, 696320, 926656, 984572, 1158320, 1230715, 1392640, 1853312, 1969144, 2316640, 2461430, 3706624, 3938288, 4633280, 4922860, 7413248, 7876576, 9266560, 9845720, 14826496, 15753152, 18533120, 19691440, 29652992, 31506304, 37066240, 39382880, 59305984, 63012608, 74132480, 78765760, 118611968, 126025216, 148264960, 157531520, 237223936, 252050432, 296529920, 315063040, 504100864, 593059840, 630126080, 1008201728, 1186119680, 1260252160, 2016403456, 2520504320, 4032806912, 5041008640, 10082017280, 20164034560]

約数ペア:

[(1, 20164034560), (2, 10082017280), (4, 5041008640), (5, 4032806912), (8, 2520504320), (10, 2016403456), (16, 1260252160), (17, 1186119680), (20, 1008201728), (32, 630126080), (34, 593059840), (40, 504100864), (64, 315063040), (68, 296529920), (80, 252050432), (85, 237223936), (128, 157531520), (136, 148264960), (160, 126025216), (170, 118611968), (256, 78765760), (272, 74132480), (320, 63012608), (340, 59305984), (512, 39382880), (544, 37066240), (640, 31506304), (680, 29652992), (1024, 19691440), (1088, 18533120), (1280, 15753152), (1360, 14826496), (2048, 9845720), (2176, 9266560), (2560, 7876576), (2720, 7413248), (4096, 4922860), (4352, 4633280), (5120, 3938288), (5440, 3706624), (8192, 2461430), (8704, 2316640), (10240, 1969144), (10880, 1853312), (14479, 1392640), (16384, 1230715), (17408, 1158320), (20480, 984572), (21760, 926656), (28958, 696320), (34816, 579160), (40960, 492286), (43520, 463328), (57916, 348160), (69632, 289580), (72395, 278528), (81920, 246143), (87040, 231664), (115832, 174080), (139264, 144790)]