6768400

素因数分解:

$2^4\times 5^2\times {\mathrm{16921}}^1$

素因数の和:16939

約数の個数: 30

約数和(自身を含む): 16262042

約数和(自身を除く): 9493642

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 16921, 33842, 67684, 84605, 135368, 169210, 270736, 338420, 423025, 676840, 846050, 1353680, 1692100, 3384200, 6768400]

約数ペア:

[(1, 6768400), (2, 3384200), (4, 1692100), (5, 1353680), (8, 846050), (10, 676840), (16, 423025), (20, 338420), (25, 270736), (40, 169210), (50, 135368), (80, 84605), (100, 67684), (200, 33842), (400, 16921)]