138820850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{396631}}^1$

素因数の和:396650

約数の個数: 24

約数和(自身を含む): 295094208

約数和(自身を除く): 156273358

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 396631, 793262, 1983155, 2776417, 3966310, 5552834, 9915775, 13882085, 19831550, 27764170, 69410425, 138820850]

約数ペア:

[(1, 138820850), (2, 69410425), (5, 27764170), (7, 19831550), (10, 13882085), (14, 9915775), (25, 5552834), (35, 3966310), (50, 2776417), (70, 1983155), (175, 793262), (350, 396631)]