28344320

素因数分解:

$2^{15}\times 5^1\times {\mathrm{173}}^1$

素因数の和:208

約数の個数: 64

約数和(自身を含む): 68418540

約数和(自身を除く): 40074220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 173, 256, 320, 346, 512, 640, 692, 865, 1024, 1280, 1384, 1730, 2048, 2560, 2768, 3460, 4096, 5120, 5536, 6920, 8192, 10240, 11072, 13840, 16384, 20480, 22144, 27680, 32768, 40960, 44288, 55360, 81920, 88576, 110720, 163840, 177152, 221440, 354304, 442880, 708608, 885760, 1417216, 1771520, 2834432, 3543040, 5668864, 7086080, 14172160, 28344320]

約数ペア:

[(1, 28344320), (2, 14172160), (4, 7086080), (5, 5668864), (8, 3543040), (10, 2834432), (16, 1771520), (20, 1417216), (32, 885760), (40, 708608), (64, 442880), (80, 354304), (128, 221440), (160, 177152), (173, 163840), (256, 110720), (320, 88576), (346, 81920), (512, 55360), (640, 44288), (692, 40960), (865, 32768), (1024, 27680), (1280, 22144), (1384, 20480), (1730, 16384), (2048, 13840), (2560, 11072), (2768, 10240), (3460, 8192), (4096, 6920), (5120, 5536)]