28586390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1627}}^1$

素因数の和:1892

約数の個数: 32

約数和(自身を含む): 59076864

約数和(自身を除く): 30490474

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 251, 502, 1255, 1627, 1757, 2510, 3254, 3514, 8135, 8785, 11389, 16270, 17570, 22778, 56945, 113890, 408377, 816754, 2041885, 2858639, 4083770, 5717278, 14293195, 28586390]

約数ペア:

[(1, 28586390), (2, 14293195), (5, 5717278), (7, 4083770), (10, 2858639), (14, 2041885), (35, 816754), (70, 408377), (251, 113890), (502, 56945), (1255, 22778), (1627, 17570), (1757, 16270), (2510, 11389), (3254, 8785), (3514, 8135)]