280006712

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{19853}}^1$

素因数の和:19943

約数の個数: 32

約数和(自身を含む): 550352880

約数和(自身を除く): 270346168

約数列:

[1, 2, 4, 8, 41, 43, 82, 86, 164, 172, 328, 344, 1763, 3526, 7052, 14104, 19853, 39706, 79412, 158824, 813973, 853679, 1627946, 1707358, 3255892, 3414716, 6511784, 6829432, 35000839, 70001678, 140003356, 280006712]

約数ペア:

[(1, 280006712), (2, 140003356), (4, 70001678), (8, 35000839), (41, 6829432), (43, 6511784), (82, 3414716), (86, 3255892), (164, 1707358), (172, 1627946), (328, 853679), (344, 813973), (1763, 158824), (3526, 79412), (7052, 39706), (14104, 19853)]