28748000

素因数分解:

$2^5\times 5^3\times {\mathrm{7187}}^1$

素因数の和:7212

約数の個数: 48

約数和(自身を含む): 70643664

約数和(自身を除く): 41895664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 7187, 14374, 28748, 35935, 57496, 71870, 114992, 143740, 179675, 229984, 287480, 359350, 574960, 718700, 898375, 1149920, 1437400, 1796750, 2874800, 3593500, 5749600, 7187000, 14374000, 28748000]

約数ペア:

[(1, 28748000), (2, 14374000), (4, 7187000), (5, 5749600), (8, 3593500), (10, 2874800), (16, 1796750), (20, 1437400), (25, 1149920), (32, 898375), (40, 718700), (50, 574960), (80, 359350), (100, 287480), (125, 229984), (160, 179675), (200, 143740), (250, 114992), (400, 71870), (500, 57496), (800, 35935), (1000, 28748), (2000, 14374), (4000, 7187)]