223897240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{799633}}^1$

素因数の和:799651

約数の個数: 32

約数和(自身を含む): 575736480

約数和(自身を除く): 351839240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 799633, 1599266, 3198532, 3998165, 5597431, 6397064, 7996330, 11194862, 15992660, 22389724, 27987155, 31985320, 44779448, 55974310, 111948620, 223897240]

約数ペア:

[(1, 223897240), (2, 111948620), (4, 55974310), (5, 44779448), (7, 31985320), (8, 27987155), (10, 22389724), (14, 15992660), (20, 11194862), (28, 7996330), (35, 6397064), (40, 5597431), (56, 3998165), (70, 3198532), (140, 1599266), (280, 799633)]