20148113920

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{1993}}^1$

素因数の和:2386

約数の個数: 160

約数和(自身を含む): 52873223040

約数和(自身を除く): 32725109120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 359, 440, 512, 640, 704, 718, 880, 1280, 1408, 1436, 1760, 1795, 1993, 2560, 2816, 2872, 3520, 3590, 3949, 3986, 5632, 5744, 7040, 7180, 7898, 7972, 9965, 11488, 14080, 14360, 15796, 15944, 19745, 19930, 21923, 22976, 28160, 28720, 31592, 31888, 39490, 39860, 43846, 45952, 57440, 63184, 63776, 78980, 79720, 87692, 91904, 109615, 114880, 126368, 127552, 157960, 159440, 175384, 183808, 219230, 229760, 252736, 255104, 315920, 318880, 350768, 438460, 459520, 505472, 510208, 631840, 637760, 701536, 715487, 876920, 919040, 1010944, 1020416, 1263680, 1275520, 1403072, 1430974, 1753840, 2021888, 2527360, 2551040, 2806144, 2861948, 3507680, 3577435, 5054720, 5102080, 5612288, 5723896, 7015360, 7154870, 7870357, 10109440, 11224576, 11447792, 14030720, 14309740, 15740714, 22895584, 28061440, 28619480, 31481428, 39351785, 45791168, 56122880, 57238960, 62962856, 78703570, 91582336, 114477920, 125925712, 157407140, 183164672, 228955840, 251851424, 314814280, 366329344, 457911680, 503702848, 629628560, 915823360, 1007405696, 1259257120, 1831646720, 2014811392, 2518514240, 4029622784, 5037028480, 10074056960, 20148113920]

約数ペア:

[(1, 20148113920), (2, 10074056960), (4, 5037028480), (5, 4029622784), (8, 2518514240), (10, 2014811392), (11, 1831646720), (16, 1259257120), (20, 1007405696), (22, 915823360), (32, 629628560), (40, 503702848), (44, 457911680), (55, 366329344), (64, 314814280), (80, 251851424), (88, 228955840), (110, 183164672), (128, 157407140), (160, 125925712), (176, 114477920), (220, 91582336), (256, 78703570), (320, 62962856), (352, 57238960), (359, 56122880), (440, 45791168), (512, 39351785), (640, 31481428), (704, 28619480), (718, 28061440), (880, 22895584), (1280, 15740714), (1408, 14309740), (1436, 14030720), (1760, 11447792), (1795, 11224576), (1993, 10109440), (2560, 7870357), (2816, 7154870), (2872, 7015360), (3520, 5723896), (3590, 5612288), (3949, 5102080), (3986, 5054720), (5632, 3577435), (5744, 3507680), (7040, 2861948), (7180, 2806144), (7898, 2551040), (7972, 2527360), (9965, 2021888), (11488, 1753840), (14080, 1430974), (14360, 1403072), (15796, 1275520), (15944, 1263680), (19745, 1020416), (19930, 1010944), (21923, 919040), (22976, 876920), (28160, 715487), (28720, 701536), (31592, 637760), (31888, 631840), (39490, 510208), (39860, 505472), (43846, 459520), (45952, 438460), (57440, 350768), (63184, 318880), (63776, 315920), (78980, 255104), (79720, 252736), (87692, 229760), (91904, 219230), (109615, 183808), (114880, 175384), (126368, 159440), (127552, 157960)]