1996750

素因数分解:

$2^1\times 5^3\times 7^2\times {\mathrm{163}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 4374864

約数和(自身を除く): 2378114

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 125, 163, 175, 245, 250, 326, 350, 490, 815, 875, 1141, 1225, 1630, 1750, 2282, 2450, 4075, 5705, 6125, 7987, 8150, 11410, 12250, 15974, 20375, 28525, 39935, 40750, 57050, 79870, 142625, 199675, 285250, 399350, 998375, 1996750]

約数ペア:

[(1, 1996750), (2, 998375), (5, 399350), (7, 285250), (10, 199675), (14, 142625), (25, 79870), (35, 57050), (49, 40750), (50, 39935), (70, 28525), (98, 20375), (125, 15974), (163, 12250), (175, 11410), (245, 8150), (250, 7987), (326, 6125), (350, 5705), (490, 4075), (815, 2450), (875, 2282), (1141, 1750), (1225, 1630)]