248368540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1774061}}^1$

素因数の和:1774077

約数の個数: 24

約数和(自身を含む): 596084832

約数和(自身を除く): 347716292

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1774061, 3548122, 7096244, 8870305, 12418427, 17740610, 24836854, 35481220, 49673708, 62092135, 124184270, 248368540]

約数ペア:

[(1, 248368540), (2, 124184270), (4, 62092135), (5, 49673708), (7, 35481220), (10, 24836854), (14, 17740610), (20, 12418427), (28, 8870305), (35, 7096244), (70, 3548122), (140, 1774061)]