2780036

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2309}}^1$

素因数の和:2363

約数の個数: 24

約数和(自身を含む): 5691840

約数和(自身を除く): 2911804

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 2309, 4618, 9236, 16163, 32326, 64652, 99287, 198574, 397148, 695009, 1390018, 2780036]

約数ペア:

[(1, 2780036), (2, 1390018), (4, 695009), (7, 397148), (14, 198574), (28, 99287), (43, 64652), (86, 32326), (172, 16163), (301, 9236), (602, 4618), (1204, 2309)]