855812410

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{769}}^1\times {\mathrm{1021}}^1$

素因数の和:1906

約数の個数: 32

約数和(自身を含む): 1558141200

約数和(自身を除く): 702328790

約数列:

[1, 2, 5, 10, 109, 218, 545, 769, 1021, 1090, 1538, 2042, 3845, 5105, 7690, 10210, 83821, 111289, 167642, 222578, 419105, 556445, 785149, 838210, 1112890, 1570298, 3925745, 7851490, 85581241, 171162482, 427906205, 855812410]

約数ペア:

[(1, 855812410), (2, 427906205), (5, 171162482), (10, 85581241), (109, 7851490), (218, 3925745), (545, 1570298), (769, 1112890), (1021, 838210), (1090, 785149), (1538, 556445), (2042, 419105), (3845, 222578), (5105, 167642), (7690, 111289), (10210, 83821)]