498580

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1$

素因数の和:363

約数の個数: 24

約数和(自身を含む): 1061928

約数和(自身を除く): 563348

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 257, 388, 485, 514, 970, 1028, 1285, 1940, 2570, 5140, 24929, 49858, 99716, 124645, 249290, 498580]

約数ペア:

[(1, 498580), (2, 249290), (4, 124645), (5, 99716), (10, 49858), (20, 24929), (97, 5140), (194, 2570), (257, 1940), (388, 1285), (485, 1028), (514, 970)]