11319520

素因数分解:

$2^5\times 5^1\times {\mathrm{263}}^1\times {\mathrm{269}}^1$

素因数の和:547

約数の個数: 48

約数和(自身を含む): 26943840

約数和(自身を除く): 15624320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 263, 269, 526, 538, 1052, 1076, 1315, 1345, 2104, 2152, 2630, 2690, 4208, 4304, 5260, 5380, 8416, 8608, 10520, 10760, 21040, 21520, 42080, 43040, 70747, 141494, 282988, 353735, 565976, 707470, 1131952, 1414940, 2263904, 2829880, 5659760, 11319520]

約数ペア:

[(1, 11319520), (2, 5659760), (4, 2829880), (5, 2263904), (8, 1414940), (10, 1131952), (16, 707470), (20, 565976), (32, 353735), (40, 282988), (80, 141494), (160, 70747), (263, 43040), (269, 42080), (526, 21520), (538, 21040), (1052, 10760), (1076, 10520), (1315, 8608), (1345, 8416), (2104, 5380), (2152, 5260), (2630, 4304), (2690, 4208)]