11991520

素因数分解:

$2^5\times 5^1\times {\mathrm{149}}^1\times {\mathrm{503}}^1$

素因数の和:667

約数の個数: 48

約数和(自身を含む): 28576800

約数和(自身を除く): 16585280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 149, 160, 298, 503, 596, 745, 1006, 1192, 1490, 2012, 2384, 2515, 2980, 4024, 4768, 5030, 5960, 8048, 10060, 11920, 16096, 20120, 23840, 40240, 74947, 80480, 149894, 299788, 374735, 599576, 749470, 1199152, 1498940, 2398304, 2997880, 5995760, 11991520]

約数ペア:

[(1, 11991520), (2, 5995760), (4, 2997880), (5, 2398304), (8, 1498940), (10, 1199152), (16, 749470), (20, 599576), (32, 374735), (40, 299788), (80, 149894), (149, 80480), (160, 74947), (298, 40240), (503, 23840), (596, 20120), (745, 16096), (1006, 11920), (1192, 10060), (1490, 8048), (2012, 5960), (2384, 5030), (2515, 4768), (2980, 4024)]