208039580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{13633}}^1$

素因数の和:13758

約数の個数: 48

約数和(自身を含む): 503912640

約数和(自身を除く): 295873060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 1090, 1526, 2180, 3052, 3815, 7630, 13633, 15260, 27266, 54532, 68165, 95431, 136330, 190862, 272660, 381724, 477155, 954310, 1485997, 1908620, 2971994, 5943988, 7429985, 10401979, 14859970, 20803958, 29719940, 41607916, 52009895, 104019790, 208039580]

約数ペア:

[(1, 208039580), (2, 104019790), (4, 52009895), (5, 41607916), (7, 29719940), (10, 20803958), (14, 14859970), (20, 10401979), (28, 7429985), (35, 5943988), (70, 2971994), (109, 1908620), (140, 1485997), (218, 954310), (436, 477155), (545, 381724), (763, 272660), (1090, 190862), (1526, 136330), (2180, 95431), (3052, 68165), (3815, 54532), (7630, 27266), (13633, 15260)]