196486120

素因数分解:

$2^3\times 5^1\times {\mathrm{1087}}^1\times {\mathrm{4519}}^1$

素因数の和:5617

約数の個数: 32

約数和(自身を含む): 442598400

約数和(自身を除く): 246112280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1087, 2174, 4348, 4519, 5435, 8696, 9038, 10870, 18076, 21740, 22595, 36152, 43480, 45190, 90380, 180760, 4912153, 9824306, 19648612, 24560765, 39297224, 49121530, 98243060, 196486120]

約数ペア:

[(1, 196486120), (2, 98243060), (4, 49121530), (5, 39297224), (8, 24560765), (10, 19648612), (20, 9824306), (40, 4912153), (1087, 180760), (2174, 90380), (4348, 45190), (4519, 43480), (5435, 36152), (8696, 22595), (9038, 21740), (10870, 18076)]