16680790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7687}}^1$

素因数の和:7732

約数の個数: 32

約数和(自身を含む): 35426304

約数和(自身を除く): 18745514

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 7687, 15374, 38435, 53809, 76870, 107618, 238297, 269045, 476594, 538090, 1191485, 1668079, 2382970, 3336158, 8340395, 16680790]

約数ペア:

[(1, 16680790), (2, 8340395), (5, 3336158), (7, 2382970), (10, 1668079), (14, 1191485), (31, 538090), (35, 476594), (62, 269045), (70, 238297), (155, 107618), (217, 76870), (310, 53809), (434, 38435), (1085, 15374), (2170, 7687)]