84585640

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{19763}}^1$

素因数の和:19881

約数の個数: 32

約数和(自身を含む): 192106080

約数和(自身を除く): 107520440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 19763, 39526, 79052, 98815, 158104, 197630, 395260, 790520, 2114641, 4229282, 8458564, 10573205, 16917128, 21146410, 42292820, 84585640]

約数ペア:

[(1, 84585640), (2, 42292820), (4, 21146410), (5, 16917128), (8, 10573205), (10, 8458564), (20, 4229282), (40, 2114641), (107, 790520), (214, 395260), (428, 197630), (535, 158104), (856, 98815), (1070, 79052), (2140, 39526), (4280, 19763)]