56281960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{201007}}^1$

素因数の和:201025

約数の個数: 32

約数和(自身を含む): 144725760

約数和(自身を除く): 88443800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 201007, 402014, 804028, 1005035, 1407049, 1608056, 2010070, 2814098, 4020140, 5628196, 7035245, 8040280, 11256392, 14070490, 28140980, 56281960]

約数ペア:

[(1, 56281960), (2, 28140980), (4, 14070490), (5, 11256392), (7, 8040280), (8, 7035245), (10, 5628196), (14, 4020140), (20, 2814098), (28, 2010070), (35, 1608056), (40, 1407049), (56, 1005035), (70, 804028), (140, 402014), (280, 201007)]