25417420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{181553}}^1$

素因数の和:181569

約数の個数: 24

約数和(自身を含む): 61002144

約数和(自身を除く): 35584724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 181553, 363106, 726212, 907765, 1270871, 1815530, 2541742, 3631060, 5083484, 6354355, 12708710, 25417420]

約数ペア:

[(1, 25417420), (2, 12708710), (4, 6354355), (5, 5083484), (7, 3631060), (10, 2541742), (14, 1815530), (20, 1270871), (28, 907765), (35, 726212), (70, 363106), (140, 181553)]