2688891940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{4561}}^1\times {\mathrm{4211}}^1$

素因数の和:8788

約数の個数: 48

約数和(自身を含む): 6456288384

約数和(自身を除く): 3767396444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 4211, 4561, 8422, 9122, 16844, 18244, 21055, 22805, 29477, 31927, 42110, 45610, 58954, 63854, 84220, 91220, 117908, 127708, 147385, 159635, 294770, 319270, 589540, 638540, 19206371, 38412742, 76825484, 96031855, 134444597, 192063710, 268889194, 384127420, 537778388, 672222985, 1344445970, 2688891940]

約数ペア:

[(1, 2688891940), (2, 1344445970), (4, 672222985), (5, 537778388), (7, 384127420), (10, 268889194), (14, 192063710), (20, 134444597), (28, 96031855), (35, 76825484), (70, 38412742), (140, 19206371), (4211, 638540), (4561, 589540), (8422, 319270), (9122, 294770), (16844, 159635), (18244, 147385), (21055, 127708), (22805, 117908), (29477, 91220), (31927, 84220), (42110, 63854), (45610, 58954)]