2640916

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{547}}^1$

素因数の和:639

約数の個数: 24

約数和(自身を含む): 4971456

約数和(自身を除く): 2330540

約数列:

[1, 2, 4, 17, 34, 68, 71, 142, 284, 547, 1094, 1207, 2188, 2414, 4828, 9299, 18598, 37196, 38837, 77674, 155348, 660229, 1320458, 2640916]

約数ペア:

[(1, 2640916), (2, 1320458), (4, 660229), (17, 155348), (34, 77674), (68, 38837), (71, 37196), (142, 18598), (284, 9299), (547, 4828), (1094, 2414), (1207, 2188)]