2087387830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{971}}^1\times {\mathrm{19543}}^1$

素因数の和:20532

約数の個数: 32

約数和(自身を含む): 4103301888

約数和(自身を除く): 2015914058

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 971, 1942, 4855, 9710, 10681, 19543, 21362, 39086, 53405, 97715, 106810, 195430, 214973, 429946, 1074865, 2149730, 18976253, 37952506, 94881265, 189762530, 208738783, 417477566, 1043693915, 2087387830]

約数ペア:

[(1, 2087387830), (2, 1043693915), (5, 417477566), (10, 208738783), (11, 189762530), (22, 94881265), (55, 37952506), (110, 18976253), (971, 2149730), (1942, 1074865), (4855, 429946), (9710, 214973), (10681, 195430), (19543, 106810), (21362, 97715), (39086, 53405)]