2220344

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1279}}^1$

素因数の和:1323

約数の個数: 32

約数和(自身を含む): 4915200

約数和(自身を除く): 2694856

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1279, 1736, 2558, 5116, 8953, 10232, 17906, 35812, 39649, 71624, 79298, 158596, 277543, 317192, 555086, 1110172, 2220344]

約数ペア:

[(1, 2220344), (2, 1110172), (4, 555086), (7, 317192), (8, 277543), (14, 158596), (28, 79298), (31, 71624), (56, 39649), (62, 35812), (124, 17906), (217, 10232), (248, 8953), (434, 5116), (868, 2558), (1279, 1736)]