1870999040

素因数分解:

$2^9\times 5^1\times {\mathrm{503}}^1\times {\mathrm{1453}}^1$

素因数の和:1979

約数の個数: 80

約数和(自身を含む): 4498024608

約数和(自身を除く): 2627025568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 503, 512, 640, 1006, 1280, 1453, 2012, 2515, 2560, 2906, 4024, 5030, 5812, 7265, 8048, 10060, 11624, 14530, 16096, 20120, 23248, 29060, 32192, 40240, 46496, 58120, 64384, 80480, 92992, 116240, 128768, 160960, 185984, 232480, 257536, 321920, 371968, 464960, 643840, 730859, 743936, 929920, 1287680, 1461718, 1859840, 2923436, 3654295, 3719680, 5846872, 7308590, 11693744, 14617180, 23387488, 29234360, 46774976, 58468720, 93549952, 116937440, 187099904, 233874880, 374199808, 467749760, 935499520, 1870999040]

約数ペア:

[(1, 1870999040), (2, 935499520), (4, 467749760), (5, 374199808), (8, 233874880), (10, 187099904), (16, 116937440), (20, 93549952), (32, 58468720), (40, 46774976), (64, 29234360), (80, 23387488), (128, 14617180), (160, 11693744), (256, 7308590), (320, 5846872), (503, 3719680), (512, 3654295), (640, 2923436), (1006, 1859840), (1280, 1461718), (1453, 1287680), (2012, 929920), (2515, 743936), (2560, 730859), (2906, 643840), (4024, 464960), (5030, 371968), (5812, 321920), (7265, 257536), (8048, 232480), (10060, 185984), (11624, 160960), (14530, 128768), (16096, 116240), (20120, 92992), (23248, 80480), (29060, 64384), (32192, 58120), (40240, 46496)]