20805216340

素因数分解:

$2^2\times 5^1\times {\mathrm{3767}}^1\times {\mathrm{276151}}^1$

素因数の和:279927

約数の個数: 24

約数和(自身を含む): 43702710912

約数和(自身を除く): 22897494572

約数列:

[1, 2, 4, 5, 10, 20, 3767, 7534, 15068, 18835, 37670, 75340, 276151, 552302, 1104604, 1380755, 2761510, 5523020, 1040260817, 2080521634, 4161043268, 5201304085, 10402608170, 20805216340]

約数ペア:

[(1, 20805216340), (2, 10402608170), (4, 5201304085), (5, 4161043268), (10, 2080521634), (20, 1040260817), (3767, 5523020), (7534, 2761510), (15068, 1380755), (18835, 1104604), (37670, 552302), (75340, 276151)]