49296920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{28661}}^1$

素因数の和:28715

約数の個数: 32

約数和(自身を含む): 113501520

約数和(自身を除く): 64204600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 28661, 57322, 114644, 143305, 229288, 286610, 573220, 1146440, 1232423, 2464846, 4929692, 6162115, 9859384, 12324230, 24648460, 49296920]

約数ペア:

[(1, 49296920), (2, 24648460), (4, 12324230), (5, 9859384), (8, 6162115), (10, 4929692), (20, 2464846), (40, 1232423), (43, 1146440), (86, 573220), (172, 286610), (215, 229288), (344, 143305), (430, 114644), (860, 57322), (1720, 28661)]