420093256

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{280811}}^1$

素因数の和:280845

約数の個数: 32

約数和(自身を含む): 909830880

約数和(自身を除く): 489737624

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 280811, 561622, 1123244, 2246488, 3088921, 4773787, 6177842, 9547574, 12355684, 19095148, 24711368, 38190296, 52511657, 105023314, 210046628, 420093256]

約数ペア:

[(1, 420093256), (2, 210046628), (4, 105023314), (8, 52511657), (11, 38190296), (17, 24711368), (22, 19095148), (34, 12355684), (44, 9547574), (68, 6177842), (88, 4773787), (136, 3088921), (187, 2246488), (374, 1123244), (748, 561622), (1496, 280811)]