388625780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{11317}}^1$

素因数の和:11444

約数の個数: 48

約数和(自身を含む): 872753616

約数和(自身を除く): 484127836

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 101, 170, 202, 340, 404, 505, 1010, 1717, 2020, 3434, 6868, 8585, 11317, 17170, 22634, 34340, 45268, 56585, 113170, 192389, 226340, 384778, 769556, 961945, 1143017, 1923890, 2286034, 3847780, 4572068, 5715085, 11430170, 19431289, 22860340, 38862578, 77725156, 97156445, 194312890, 388625780]

約数ペア:

[(1, 388625780), (2, 194312890), (4, 97156445), (5, 77725156), (10, 38862578), (17, 22860340), (20, 19431289), (34, 11430170), (68, 5715085), (85, 4572068), (101, 3847780), (170, 2286034), (202, 1923890), (340, 1143017), (404, 961945), (505, 769556), (1010, 384778), (1717, 226340), (2020, 192389), (3434, 113170), (6868, 56585), (8585, 45268), (11317, 34340), (17170, 22634)]