2016875380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{49409}}^1$

素因数の和:49588

約数の個数: 48

約数和(自身を含む): 4590386640

約数和(自身を除く): 2573511260

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 157, 260, 314, 628, 785, 1570, 2041, 3140, 4082, 8164, 10205, 20410, 40820, 49409, 98818, 197636, 247045, 494090, 642317, 988180, 1284634, 2569268, 3211585, 6423170, 7757213, 12846340, 15514426, 31028852, 38786065, 77572130, 100843769, 155144260, 201687538, 403375076, 504218845, 1008437690, 2016875380]

約数ペア:

[(1, 2016875380), (2, 1008437690), (4, 504218845), (5, 403375076), (10, 201687538), (13, 155144260), (20, 100843769), (26, 77572130), (52, 38786065), (65, 31028852), (130, 15514426), (157, 12846340), (260, 7757213), (314, 6423170), (628, 3211585), (785, 2569268), (1570, 1284634), (2041, 988180), (3140, 642317), (4082, 494090), (8164, 247045), (10205, 197636), (20410, 98818), (40820, 49409)]