26626120

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{2531}}^1$

素因数の和:2805

約数の個数: 32

約数和(自身を含む): 60160320

約数和(自身を除く): 33534200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2531, 2630, 5062, 5260, 10124, 10520, 12655, 20248, 25310, 50620, 101240, 665653, 1331306, 2662612, 3328265, 5325224, 6656530, 13313060, 26626120]

約数ペア:

[(1, 26626120), (2, 13313060), (4, 6656530), (5, 5325224), (8, 3328265), (10, 2662612), (20, 1331306), (40, 665653), (263, 101240), (526, 50620), (1052, 25310), (1315, 20248), (2104, 12655), (2531, 10520), (2630, 10124), (5062, 5260)]