40990352

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4583}}^1$

素因数の和:4647

約数の個数: 40

約数和(自身を含む): 87536064

約数和(自身を除く): 46545712

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 2236, 4472, 4583, 8944, 9166, 18332, 36664, 59579, 73328, 119158, 197069, 238316, 394138, 476632, 788276, 953264, 1576552, 2561897, 3153104, 5123794, 10247588, 20495176, 40990352]

約数ペア:

[(1, 40990352), (2, 20495176), (4, 10247588), (8, 5123794), (13, 3153104), (16, 2561897), (26, 1576552), (43, 953264), (52, 788276), (86, 476632), (104, 394138), (172, 238316), (208, 197069), (344, 119158), (559, 73328), (688, 59579), (1118, 36664), (2236, 18332), (4472, 9166), (4583, 8944)]