254203480

素因数分解:

$2^3\times 5^1\times {\mathrm{6355087}}^1$

素因数の和:6355098

約数の個数: 16

約数和(自身を含む): 571957920

約数和(自身を除く): 317754440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6355087, 12710174, 25420348, 31775435, 50840696, 63550870, 127101740, 254203480]

約数ペア:

[(1, 254203480), (2, 127101740), (4, 63550870), (5, 50840696), (8, 31775435), (10, 25420348), (20, 12710174), (40, 6355087)]