26669860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{967}}^1$

素因数の和:1180

約数の個数: 48

約数和(自身を含む): 64399104

約数和(自身を除く): 37729244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 197, 394, 788, 967, 985, 1379, 1934, 1970, 2758, 3868, 3940, 4835, 5516, 6769, 6895, 9670, 13538, 13790, 19340, 27076, 27580, 33845, 67690, 135380, 190499, 380998, 761996, 952495, 1333493, 1904990, 2666986, 3809980, 5333972, 6667465, 13334930, 26669860]

約数ペア:

[(1, 26669860), (2, 13334930), (4, 6667465), (5, 5333972), (7, 3809980), (10, 2666986), (14, 1904990), (20, 1333493), (28, 952495), (35, 761996), (70, 380998), (140, 190499), (197, 135380), (394, 67690), (788, 33845), (967, 27580), (985, 27076), (1379, 19340), (1934, 13790), (1970, 13538), (2758, 9670), (3868, 6895), (3940, 6769), (4835, 5516)]