40990298

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{227}}^1$

素因数の和:406

約数の個数: 32

約数和(自身を含む): 67371264

約数和(自身を除く): 26380966

約数列:

[1, 2, 17, 34, 47, 94, 113, 226, 227, 454, 799, 1598, 1921, 3842, 3859, 5311, 7718, 10622, 10669, 21338, 25651, 51302, 90287, 180574, 181373, 362746, 436067, 872134, 1205597, 2411194, 20495149, 40990298]

約数ペア:

[(1, 40990298), (2, 20495149), (17, 2411194), (34, 1205597), (47, 872134), (94, 436067), (113, 362746), (226, 181373), (227, 180574), (454, 90287), (799, 51302), (1598, 25651), (1921, 21338), (3842, 10669), (3859, 10622), (5311, 7718)]