68850580

素因数分解:

$2^2\times 5^1\times {\mathrm{1087}}^1\times {\mathrm{3167}}^1$

素因数の和:4263

約数の個数: 24

約数和(自身を含む): 144764928

約数和(自身を除く): 75914348

約数列:

[1, 2, 4, 5, 10, 20, 1087, 2174, 3167, 4348, 5435, 6334, 10870, 12668, 15835, 21740, 31670, 63340, 3442529, 6885058, 13770116, 17212645, 34425290, 68850580]

約数ペア:

[(1, 68850580), (2, 34425290), (4, 17212645), (5, 13770116), (10, 6885058), (20, 3442529), (1087, 63340), (2174, 31670), (3167, 21740), (4348, 15835), (5435, 12668), (6334, 10870)]