1684790720

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{86311}}^1$

素因数の和:86389

約数の個数: 56

約数和(自身を含む): 4077724128

約数和(自身を除く): 2392933408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 160, 244, 305, 320, 488, 610, 976, 1220, 1952, 2440, 3904, 4880, 9760, 19520, 86311, 172622, 345244, 431555, 690488, 863110, 1380976, 1726220, 2761952, 3452440, 5264971, 5523904, 6904880, 10529942, 13809760, 21059884, 26324855, 27619520, 42119768, 52649710, 84239536, 105299420, 168479072, 210598840, 336958144, 421197680, 842395360, 1684790720]

約数ペア:

[(1, 1684790720), (2, 842395360), (4, 421197680), (5, 336958144), (8, 210598840), (10, 168479072), (16, 105299420), (20, 84239536), (32, 52649710), (40, 42119768), (61, 27619520), (64, 26324855), (80, 21059884), (122, 13809760), (160, 10529942), (244, 6904880), (305, 5523904), (320, 5264971), (488, 3452440), (610, 2761952), (976, 1726220), (1220, 1380976), (1952, 863110), (2440, 690488), (3904, 431555), (4880, 345244), (9760, 172622), (19520, 86311)]