161708540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1155061}}^1$

素因数の和:1155077

約数の個数: 24

約数和(自身を含む): 388100832

約数和(自身を除く): 226392292

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1155061, 2310122, 4620244, 5775305, 8085427, 11550610, 16170854, 23101220, 32341708, 40427135, 80854270, 161708540]

約数ペア:

[(1, 161708540), (2, 80854270), (4, 40427135), (5, 32341708), (7, 23101220), (10, 16170854), (14, 11550610), (20, 8085427), (28, 5775305), (35, 4620244), (70, 2310122), (140, 1155061)]