40671904

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13967}}^1$

素因数の和:13997

約数の個数: 48

約数和(自身を含む): 98558208

約数和(自身を除く): 57886304

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 13967, 27934, 55868, 97769, 111736, 181571, 195538, 223472, 363142, 391076, 446944, 726284, 782152, 1270997, 1452568, 1564304, 2541994, 2905136, 3128608, 5083988, 5810272, 10167976, 20335952, 40671904]

約数ペア:

[(1, 40671904), (2, 20335952), (4, 10167976), (7, 5810272), (8, 5083988), (13, 3128608), (14, 2905136), (16, 2541994), (26, 1564304), (28, 1452568), (32, 1270997), (52, 782152), (56, 726284), (91, 446944), (104, 391076), (112, 363142), (182, 223472), (208, 195538), (224, 181571), (364, 111736), (416, 97769), (728, 55868), (1456, 27934), (2912, 13967)]