2012885140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{68141}}^1$

素因数の和:68368

約数の個数: 48

約数和(自身を含む): 4853890944

約数和(自身を除く): 2841005804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 211, 422, 844, 1055, 1477, 2110, 2954, 4220, 5908, 7385, 14770, 29540, 68141, 136282, 272564, 340705, 476987, 681410, 953974, 1362820, 1907948, 2384935, 4769870, 9539740, 14377751, 28755502, 57511004, 71888755, 100644257, 143777510, 201288514, 287555020, 402577028, 503221285, 1006442570, 2012885140]

約数ペア:

[(1, 2012885140), (2, 1006442570), (4, 503221285), (5, 402577028), (7, 287555020), (10, 201288514), (14, 143777510), (20, 100644257), (28, 71888755), (35, 57511004), (70, 28755502), (140, 14377751), (211, 9539740), (422, 4769870), (844, 2384935), (1055, 1907948), (1477, 1362820), (2110, 953974), (2954, 681410), (4220, 476987), (5908, 340705), (7385, 272564), (14770, 136282), (29540, 68141)]