490696208

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{457739}}^1$

素因数の和:457814

約数の個数: 20

約数和(自身を含む): 964915920

約数和(自身を除く): 474219712

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 457739, 915478, 1830956, 3661912, 7323824, 30668513, 61337026, 122674052, 245348104, 490696208]

約数ペア:

[(1, 490696208), (2, 245348104), (4, 122674052), (8, 61337026), (16, 30668513), (67, 7323824), (134, 3661912), (268, 1830956), (536, 915478), (1072, 457739)]