8665930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:223

約数の個数: 64

約数和(自身を含む): 19595520

約数和(自身を除く): 10929590

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 89, 91, 107, 130, 178, 182, 214, 445, 455, 535, 623, 749, 890, 910, 1070, 1157, 1246, 1391, 1498, 2314, 2782, 3115, 3745, 5785, 6230, 6955, 7490, 8099, 9523, 9737, 11570, 13910, 16198, 19046, 19474, 40495, 47615, 48685, 66661, 80990, 95230, 97370, 123799, 133322, 247598, 333305, 618995, 666610, 866593, 1237990, 1733186, 4332965, 8665930]

約数ペア:

[(1, 8665930), (2, 4332965), (5, 1733186), (7, 1237990), (10, 866593), (13, 666610), (14, 618995), (26, 333305), (35, 247598), (65, 133322), (70, 123799), (89, 97370), (91, 95230), (107, 80990), (130, 66661), (178, 48685), (182, 47615), (214, 40495), (445, 19474), (455, 19046), (535, 16198), (623, 13910), (749, 11570), (890, 9737), (910, 9523), (1070, 8099), (1157, 7490), (1246, 6955), (1391, 6230), (1498, 5785), (2314, 3745), (2782, 3115)]