39689804

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1$

素因数の和:519

約数の個数: 72

約数和(自身を含む): 90493200

約数和(自身を除く): 50803396

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 41, 44, 49, 77, 82, 98, 154, 164, 196, 287, 308, 449, 451, 539, 574, 898, 902, 1078, 1148, 1796, 1804, 2009, 2156, 3143, 3157, 4018, 4939, 6286, 6314, 8036, 9878, 12572, 12628, 18409, 19756, 22001, 22099, 34573, 36818, 44002, 44198, 69146, 73636, 88004, 88396, 128863, 138292, 202499, 242011, 257726, 404998, 484022, 515452, 809996, 902041, 968044, 1417493, 1804082, 2834986, 3608164, 5669972, 9922451, 19844902, 39689804]

約数ペア:

[(1, 39689804), (2, 19844902), (4, 9922451), (7, 5669972), (11, 3608164), (14, 2834986), (22, 1804082), (28, 1417493), (41, 968044), (44, 902041), (49, 809996), (77, 515452), (82, 484022), (98, 404998), (154, 257726), (164, 242011), (196, 202499), (287, 138292), (308, 128863), (449, 88396), (451, 88004), (539, 73636), (574, 69146), (898, 44198), (902, 44002), (1078, 36818), (1148, 34573), (1796, 22099), (1804, 22001), (2009, 19756), (2156, 18409), (3143, 12628), (3157, 12572), (4018, 9878), (4939, 8036), (6286, 6314)]