1380495736

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{28871}}^1$

素因数の和:29059

約数の個数: 32

約数和(自身を含む): 2667772800

約数和(自身を除く): 1287277064

約数列:

[1, 2, 4, 8, 43, 86, 139, 172, 278, 344, 556, 1112, 5977, 11954, 23908, 28871, 47816, 57742, 115484, 230968, 1241453, 2482906, 4013069, 4965812, 8026138, 9931624, 16052276, 32104552, 172561967, 345123934, 690247868, 1380495736]

約数ペア:

[(1, 1380495736), (2, 690247868), (4, 345123934), (8, 172561967), (43, 32104552), (86, 16052276), (139, 9931624), (172, 8026138), (278, 4965812), (344, 4013069), (556, 2482906), (1112, 1241453), (5977, 230968), (11954, 115484), (23908, 57742), (28871, 47816)]