20114240

素因数分解:

$2^6\times 5^1\times {\mathrm{239}}^1\times {\mathrm{263}}^1$

素因数の和:519

約数の個数: 56

約数和(自身を含む): 48280320

約数和(自身を除く): 28166080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 239, 263, 320, 478, 526, 956, 1052, 1195, 1315, 1912, 2104, 2390, 2630, 3824, 4208, 4780, 5260, 7648, 8416, 9560, 10520, 15296, 16832, 19120, 21040, 38240, 42080, 62857, 76480, 84160, 125714, 251428, 314285, 502856, 628570, 1005712, 1257140, 2011424, 2514280, 4022848, 5028560, 10057120, 20114240]

約数ペア:

[(1, 20114240), (2, 10057120), (4, 5028560), (5, 4022848), (8, 2514280), (10, 2011424), (16, 1257140), (20, 1005712), (32, 628570), (40, 502856), (64, 314285), (80, 251428), (160, 125714), (239, 84160), (263, 76480), (320, 62857), (478, 42080), (526, 38240), (956, 21040), (1052, 19120), (1195, 16832), (1315, 15296), (1912, 10520), (2104, 9560), (2390, 8416), (2630, 7648), (3824, 5260), (4208, 4780)]