25206140

素因数分解:

$2^2\times 5^1\times {\mathrm{1039}}^1\times {\mathrm{1213}}^1$

素因数の和:2261

約数の個数: 24

約数和(自身を含む): 53027520

約数和(自身を除く): 27821380

約数列:

[1, 2, 4, 5, 10, 20, 1039, 1213, 2078, 2426, 4156, 4852, 5195, 6065, 10390, 12130, 20780, 24260, 1260307, 2520614, 5041228, 6301535, 12603070, 25206140]

約数ペア:

[(1, 25206140), (2, 12603070), (4, 6301535), (5, 5041228), (10, 2520614), (20, 1260307), (1039, 24260), (1213, 20780), (2078, 12130), (2426, 10390), (4156, 6065), (4852, 5195)]