26865640

素因数分解:

$2^3\times 5^1\times {\mathrm{337}}^1\times {\mathrm{1993}}^1$

素因数の和:2341

約数の個数: 32

約数和(自身を含む): 60657480

約数和(自身を除く): 33791840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 337, 674, 1348, 1685, 1993, 2696, 3370, 3986, 6740, 7972, 9965, 13480, 15944, 19930, 39860, 79720, 671641, 1343282, 2686564, 3358205, 5373128, 6716410, 13432820, 26865640]

約数ペア:

[(1, 26865640), (2, 13432820), (4, 6716410), (5, 5373128), (8, 3358205), (10, 2686564), (20, 1343282), (40, 671641), (337, 79720), (674, 39860), (1348, 19930), (1685, 15944), (1993, 13480), (2696, 9965), (3370, 7972), (3986, 6740)]