320440904

素因数分解:

$2^3\times 7^1\times {\mathrm{1627}}^1\times {\mathrm{3517}}^1$

素因数の和:5157

約数の個数: 32

約数和(自身を含む): 687276480

約数和(自身を除く): 366835576

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1627, 3254, 3517, 6508, 7034, 11389, 13016, 14068, 22778, 24619, 28136, 45556, 49238, 91112, 98476, 196952, 5722159, 11444318, 22888636, 40055113, 45777272, 80110226, 160220452, 320440904]

約数ペア:

[(1, 320440904), (2, 160220452), (4, 80110226), (7, 45777272), (8, 40055113), (14, 22888636), (28, 11444318), (56, 5722159), (1627, 196952), (3254, 98476), (3517, 91112), (6508, 49238), (7034, 45556), (11389, 28136), (13016, 24619), (14068, 22778)]