198339400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{141671}}^1$

素因数の和:141694

約数の個数: 48

約数和(自身を含む): 527019840

約数和(自身を除く): 328680440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 141671, 283342, 566684, 708355, 991697, 1133368, 1416710, 1983394, 2833420, 3541775, 3966788, 4958485, 5666840, 7083550, 7933576, 9916970, 14167100, 19833940, 24792425, 28334200, 39667880, 49584850, 99169700, 198339400]

約数ペア:

[(1, 198339400), (2, 99169700), (4, 49584850), (5, 39667880), (7, 28334200), (8, 24792425), (10, 19833940), (14, 14167100), (20, 9916970), (25, 7933576), (28, 7083550), (35, 5666840), (40, 4958485), (50, 3966788), (56, 3541775), (70, 2833420), (100, 1983394), (140, 1416710), (175, 1133368), (200, 991697), (280, 708355), (350, 566684), (700, 283342), (1400, 141671)]