28811840

素因数分解:

$2^6\times 5^1\times {\mathrm{179}}^1\times {\mathrm{503}}^1$

素因数の和:699

約数の個数: 56

約数和(自身を含む): 69128640

約数和(自身を除く): 40316800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 179, 320, 358, 503, 716, 895, 1006, 1432, 1790, 2012, 2515, 2864, 3580, 4024, 5030, 5728, 7160, 8048, 10060, 11456, 14320, 16096, 20120, 28640, 32192, 40240, 57280, 80480, 90037, 160960, 180074, 360148, 450185, 720296, 900370, 1440592, 1800740, 2881184, 3601480, 5762368, 7202960, 14405920, 28811840]

約数ペア:

[(1, 28811840), (2, 14405920), (4, 7202960), (5, 5762368), (8, 3601480), (10, 2881184), (16, 1800740), (20, 1440592), (32, 900370), (40, 720296), (64, 450185), (80, 360148), (160, 180074), (179, 160960), (320, 90037), (358, 80480), (503, 57280), (716, 40240), (895, 32192), (1006, 28640), (1432, 20120), (1790, 16096), (2012, 14320), (2515, 11456), (2864, 10060), (3580, 8048), (4024, 7160), (5030, 5728)]