242867140

素因数分解:

$2^2\times 5^1\times {\mathrm{2089}}^1\times {\mathrm{5813}}^1$

素因数の和:7911

約数の個数: 24

約数和(自身を含む): 510352920

約数和(自身を除く): 267485780

約数列:

[1, 2, 4, 5, 10, 20, 2089, 4178, 5813, 8356, 10445, 11626, 20890, 23252, 29065, 41780, 58130, 116260, 12143357, 24286714, 48573428, 60716785, 121433570, 242867140]

約数ペア:

[(1, 242867140), (2, 121433570), (4, 60716785), (5, 48573428), (10, 24286714), (20, 12143357), (2089, 116260), (4178, 58130), (5813, 41780), (8356, 29065), (10445, 23252), (11626, 20890)]