149544140

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{35437}}^1$

素因数の和:35657

約数の個数: 24

約数和(自身を含む): 315539952

約数和(自身を除く): 165995812

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 35437, 70874, 141748, 177185, 354370, 708740, 7477207, 14954414, 29908828, 37386035, 74772070, 149544140]

約数ペア:

[(1, 149544140), (2, 74772070), (4, 37386035), (5, 29908828), (10, 14954414), (20, 7477207), (211, 708740), (422, 354370), (844, 177185), (1055, 141748), (2110, 70874), (4220, 35437)]