136469480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{487391}}^1$

素因数の和:487409

約数の個数: 32

約数和(自身を含む): 350922240

約数和(自身を除く): 214452760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 487391, 974782, 1949564, 2436955, 3411737, 3899128, 4873910, 6823474, 9747820, 13646948, 17058685, 19495640, 27293896, 34117370, 68234740, 136469480]

約数ペア:

[(1, 136469480), (2, 68234740), (4, 34117370), (5, 27293896), (7, 19495640), (8, 17058685), (10, 13646948), (14, 9747820), (20, 6823474), (28, 4873910), (35, 3899128), (40, 3411737), (56, 2436955), (70, 1949564), (140, 974782), (280, 487391)]