2687979080

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{267727}}^1$

素因数の和:267989

約数の個数: 32

約数和(自身を含む): 6072071040

約数和(自身を除く): 3384091960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2510, 5020, 10040, 267727, 535454, 1070908, 1338635, 2141816, 2677270, 5354540, 10709080, 67199477, 134398954, 268797908, 335997385, 537595816, 671994770, 1343989540, 2687979080]

約数ペア:

[(1, 2687979080), (2, 1343989540), (4, 671994770), (5, 537595816), (8, 335997385), (10, 268797908), (20, 134398954), (40, 67199477), (251, 10709080), (502, 5354540), (1004, 2677270), (1255, 2141816), (2008, 1338635), (2510, 1070908), (5020, 535454), (10040, 267727)]