266937160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{953347}}^1$

素因数の和:953365

約数の個数: 32

約数和(自身を含む): 686410560

約数和(自身を除く): 419473400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 953347, 1906694, 3813388, 4766735, 6673429, 7626776, 9533470, 13346858, 19066940, 26693716, 33367145, 38133880, 53387432, 66734290, 133468580, 266937160]

約数ペア:

[(1, 266937160), (2, 133468580), (4, 66734290), (5, 53387432), (7, 38133880), (8, 33367145), (10, 26693716), (14, 19066940), (20, 13346858), (28, 9533470), (35, 7626776), (40, 6673429), (56, 4766735), (70, 3813388), (140, 1906694), (280, 953347)]