8128400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{2903}}^1$

素因数の和:2928

約数の個数: 60

約数和(自身を含む): 22325952

約数和(自身を除く): 14197552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 2903, 5806, 11612, 14515, 20321, 23224, 29030, 40642, 46448, 58060, 72575, 81284, 101605, 116120, 145150, 162568, 203210, 232240, 290300, 325136, 406420, 508025, 580600, 812840, 1016050, 1161200, 1625680, 2032100, 4064200, 8128400]

約数ペア:

[(1, 8128400), (2, 4064200), (4, 2032100), (5, 1625680), (7, 1161200), (8, 1016050), (10, 812840), (14, 580600), (16, 508025), (20, 406420), (25, 325136), (28, 290300), (35, 232240), (40, 203210), (50, 162568), (56, 145150), (70, 116120), (80, 101605), (100, 81284), (112, 72575), (140, 58060), (175, 46448), (200, 40642), (280, 29030), (350, 23224), (400, 20321), (560, 14515), (700, 11612), (1400, 5806), (2800, 2903)]