431390720

素因数分解:

$2^{15}\times 5^1\times {\mathrm{2633}}^1$

素因数の和:2668

約数の個数: 64

約数和(自身を含む): 1035715140

約数和(自身を除く): 604324420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 2633, 4096, 5120, 5266, 8192, 10240, 10532, 13165, 16384, 20480, 21064, 26330, 32768, 40960, 42128, 52660, 81920, 84256, 105320, 163840, 168512, 210640, 337024, 421280, 674048, 842560, 1348096, 1685120, 2696192, 3370240, 5392384, 6740480, 10784768, 13480960, 21569536, 26961920, 43139072, 53923840, 86278144, 107847680, 215695360, 431390720]

約数ペア:

[(1, 431390720), (2, 215695360), (4, 107847680), (5, 86278144), (8, 53923840), (10, 43139072), (16, 26961920), (20, 21569536), (32, 13480960), (40, 10784768), (64, 6740480), (80, 5392384), (128, 3370240), (160, 2696192), (256, 1685120), (320, 1348096), (512, 842560), (640, 674048), (1024, 421280), (1280, 337024), (2048, 210640), (2560, 168512), (2633, 163840), (4096, 105320), (5120, 84256), (5266, 81920), (8192, 52660), (10240, 42128), (10532, 40960), (13165, 32768), (16384, 26330), (20480, 21064)]