39243140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{115421}}^1$

素因数の和:115447

約数の個数: 24

約数和(自身を含む): 87259032

約数和(自身を除く): 48015892

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 115421, 230842, 461684, 577105, 1154210, 1962157, 2308420, 3924314, 7848628, 9810785, 19621570, 39243140]

約数ペア:

[(1, 39243140), (2, 19621570), (4, 9810785), (5, 7848628), (10, 3924314), (17, 2308420), (20, 1962157), (34, 1154210), (68, 577105), (85, 461684), (170, 230842), (340, 115421)]