13757960

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{8389}}^1$

素因数の和:8441

約数の個数: 32

約数和(自身を含む): 31714200

約数和(自身を除く): 17956240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 8389, 16778, 33556, 41945, 67112, 83890, 167780, 335560, 343949, 687898, 1375796, 1719745, 2751592, 3439490, 6878980, 13757960]

約数ペア:

[(1, 13757960), (2, 6878980), (4, 3439490), (5, 2751592), (8, 1719745), (10, 1375796), (20, 687898), (40, 343949), (41, 335560), (82, 167780), (164, 83890), (205, 67112), (328, 41945), (410, 33556), (820, 16778), (1640, 8389)]