201745180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{110849}}^1$

素因数の和:110878

約数の個数: 48

約数和(自身を含む): 521438400

約数和(自身を除く): 319693220

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 110849, 221698, 443396, 554245, 775943, 1108490, 1441037, 1551886, 2216980, 2882074, 3103772, 3879715, 5764148, 7205185, 7759430, 10087259, 14410370, 15518860, 20174518, 28820740, 40349036, 50436295, 100872590, 201745180]

約数ペア:

[(1, 201745180), (2, 100872590), (4, 50436295), (5, 40349036), (7, 28820740), (10, 20174518), (13, 15518860), (14, 14410370), (20, 10087259), (26, 7759430), (28, 7205185), (35, 5764148), (52, 3879715), (65, 3103772), (70, 2882074), (91, 2216980), (130, 1551886), (140, 1441037), (182, 1108490), (260, 775943), (364, 554245), (455, 443396), (910, 221698), (1820, 110849)]