3897880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13921}}^1$

素因数の和:13939

約数の個数: 32

約数和(自身を含む): 10023840

約数和(自身を除く): 6125960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 13921, 27842, 55684, 69605, 97447, 111368, 139210, 194894, 278420, 389788, 487235, 556840, 779576, 974470, 1948940, 3897880]

約数ペア:

[(1, 3897880), (2, 1948940), (4, 974470), (5, 779576), (7, 556840), (8, 487235), (10, 389788), (14, 278420), (20, 194894), (28, 139210), (35, 111368), (40, 97447), (56, 69605), (70, 55684), (140, 27842), (280, 13921)]