1728960080

素因数分解:

$2^4\times 5^1\times {\mathrm{479}}^1\times {\mathrm{45119}}^1$

素因数の和:45611

約数の個数: 40

約数和(自身を含む): 4028313600

約数和(自身を除く): 2299353520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 479, 958, 1916, 2395, 3832, 4790, 7664, 9580, 19160, 38320, 45119, 90238, 180476, 225595, 360952, 451190, 721904, 902380, 1804760, 3609520, 21612001, 43224002, 86448004, 108060005, 172896008, 216120010, 345792016, 432240020, 864480040, 1728960080]

約数ペア:

[(1, 1728960080), (2, 864480040), (4, 432240020), (5, 345792016), (8, 216120010), (10, 172896008), (16, 108060005), (20, 86448004), (40, 43224002), (80, 21612001), (479, 3609520), (958, 1804760), (1916, 902380), (2395, 721904), (3832, 451190), (4790, 360952), (7664, 225595), (9580, 180476), (19160, 90238), (38320, 45119)]