40020554

素因数分解:

$2^1\times 7^3\times {\mathrm{227}}^1\times {\mathrm{257}}^1$

素因数の和:507

約数の個数: 32

約数和(自身を含む): 70588800

約数和(自身を除く): 30568246

約数列:

[1, 2, 7, 14, 49, 98, 227, 257, 343, 454, 514, 686, 1589, 1799, 3178, 3598, 11123, 12593, 22246, 25186, 58339, 77861, 88151, 116678, 155722, 176302, 408373, 816746, 2858611, 5717222, 20010277, 40020554]

約数ペア:

[(1, 40020554), (2, 20010277), (7, 5717222), (14, 2858611), (49, 816746), (98, 408373), (227, 176302), (257, 155722), (343, 116678), (454, 88151), (514, 77861), (686, 58339), (1589, 25186), (1799, 22246), (3178, 12593), (3598, 11123)]