80237740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{364717}}^1$

素因数の和:364737

約数の個数: 24

約数和(自身を含む): 183817872

約数和(自身を除く): 103580132

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 364717, 729434, 1458868, 1823585, 3647170, 4011887, 7294340, 8023774, 16047548, 20059435, 40118870, 80237740]

約数ペア:

[(1, 80237740), (2, 40118870), (4, 20059435), (5, 16047548), (10, 8023774), (11, 7294340), (20, 4011887), (22, 3647170), (44, 1823585), (55, 1458868), (110, 729434), (220, 364717)]