56657920

素因数分解:

$2^{11}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{503}}^1$

素因数の和:541

約数の個数: 96

約数和(自身を含む): 148599360

約数和(自身を除く): 91941440

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, 440, 503, 512, 640, 704, 880, 1006, 1024, 1280, 1408, 1760, 2012, 2048, 2515, 2560, 2816, 3520, 4024, 5030, 5120, 5533, 5632, 7040, 8048, 10060, 10240, 11066, 11264, 14080, 16096, 20120, 22132, 22528, 27665, 28160, 32192, 40240, 44264, 55330, 56320, 64384, 80480, 88528, 110660, 112640, 128768, 160960, 177056, 221320, 257536, 321920, 354112, 442640, 515072, 643840, 708224, 885280, 1030144, 1287680, 1416448, 1770560, 2575360, 2832896, 3541120, 5150720, 5665792, 7082240, 11331584, 14164480, 28328960, 56657920]

約数ペア:

[(1, 56657920), (2, 28328960), (4, 14164480), (5, 11331584), (8, 7082240), (10, 5665792), (11, 5150720), (16, 3541120), (20, 2832896), (22, 2575360), (32, 1770560), (40, 1416448), (44, 1287680), (55, 1030144), (64, 885280), (80, 708224), (88, 643840), (110, 515072), (128, 442640), (160, 354112), (176, 321920), (220, 257536), (256, 221320), (320, 177056), (352, 160960), (440, 128768), (503, 112640), (512, 110660), (640, 88528), (704, 80480), (880, 64384), (1006, 56320), (1024, 55330), (1280, 44264), (1408, 40240), (1760, 32192), (2012, 28160), (2048, 27665), (2515, 22528), (2560, 22132), (2816, 20120), (3520, 16096), (4024, 14080), (5030, 11264), (5120, 11066), (5533, 10240), (5632, 10060), (7040, 8048)]