69396880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{123923}}^1$

素因数の和:123943

約数の個数: 40

約数和(自身を含む): 184398912

約数和(自身を除く): 115002032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 123923, 247846, 495692, 619615, 867461, 991384, 1239230, 1734922, 1982768, 2478460, 3469844, 4337305, 4956920, 6939688, 8674610, 9913840, 13879376, 17349220, 34698440, 69396880]

約数ペア:

[(1, 69396880), (2, 34698440), (4, 17349220), (5, 13879376), (7, 9913840), (8, 8674610), (10, 6939688), (14, 4956920), (16, 4337305), (20, 3469844), (28, 2478460), (35, 1982768), (40, 1734922), (56, 1239230), (70, 991384), (80, 867461), (112, 619615), (140, 495692), (280, 247846), (560, 123923)]