20922040320

素因数分解:

$2^{16}\times 3^1\times 5^1\times {\mathrm{21283}}^1$

素因数の和:21323

約数の個数: 136

約数和(自身を含む): 66953163936

約数和(自身を除く): 46031123616

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1024, 1280, 1536, 1920, 2048, 2560, 3072, 3840, 4096, 5120, 6144, 7680, 8192, 10240, 12288, 15360, 16384, 20480, 21283, 24576, 30720, 32768, 40960, 42566, 49152, 61440, 63849, 65536, 81920, 85132, 98304, 106415, 122880, 127698, 163840, 170264, 196608, 212830, 245760, 255396, 319245, 327680, 340528, 425660, 491520, 510792, 638490, 681056, 851320, 983040, 1021584, 1276980, 1362112, 1702640, 2043168, 2553960, 2724224, 3405280, 4086336, 5107920, 5448448, 6810560, 8172672, 10215840, 10896896, 13621120, 16345344, 20431680, 21793792, 27242240, 32690688, 40863360, 43587584, 54484480, 65381376, 81726720, 87175168, 108968960, 130762752, 163453440, 174350336, 217937920, 261525504, 326906880, 348700672, 435875840, 523051008, 653813760, 697401344, 871751680, 1046102016, 1307627520, 1394802688, 1743503360, 2092204032, 2615255040, 3487006720, 4184408064, 5230510080, 6974013440, 10461020160, 20922040320]

約数ペア:

[(1, 20922040320), (2, 10461020160), (3, 6974013440), (4, 5230510080), (5, 4184408064), (6, 3487006720), (8, 2615255040), (10, 2092204032), (12, 1743503360), (15, 1394802688), (16, 1307627520), (20, 1046102016), (24, 871751680), (30, 697401344), (32, 653813760), (40, 523051008), (48, 435875840), (60, 348700672), (64, 326906880), (80, 261525504), (96, 217937920), (120, 174350336), (128, 163453440), (160, 130762752), (192, 108968960), (240, 87175168), (256, 81726720), (320, 65381376), (384, 54484480), (480, 43587584), (512, 40863360), (640, 32690688), (768, 27242240), (960, 21793792), (1024, 20431680), (1280, 16345344), (1536, 13621120), (1920, 10896896), (2048, 10215840), (2560, 8172672), (3072, 6810560), (3840, 5448448), (4096, 5107920), (5120, 4086336), (6144, 3405280), (7680, 2724224), (8192, 2553960), (10240, 2043168), (12288, 1702640), (15360, 1362112), (16384, 1276980), (20480, 1021584), (21283, 983040), (24576, 851320), (30720, 681056), (32768, 638490), (40960, 510792), (42566, 491520), (49152, 425660), (61440, 340528), (63849, 327680), (65536, 319245), (81920, 255396), (85132, 245760), (98304, 212830), (106415, 196608), (122880, 170264), (127698, 163840)]