16504880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29473}}^1$

素因数の和:29493

約数の個数: 40

約数和(自身を含む): 43857312

約数和(自身を除く): 27352432

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 29473, 58946, 117892, 147365, 206311, 235784, 294730, 412622, 471568, 589460, 825244, 1031555, 1178920, 1650488, 2063110, 2357840, 3300976, 4126220, 8252440, 16504880]

約数ペア:

[(1, 16504880), (2, 8252440), (4, 4126220), (5, 3300976), (7, 2357840), (8, 2063110), (10, 1650488), (14, 1178920), (16, 1031555), (20, 825244), (28, 589460), (35, 471568), (40, 412622), (56, 294730), (70, 235784), (80, 206311), (112, 147365), (140, 117892), (280, 58946), (560, 29473)]