16940220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{25667}}^1$

素因数の和:25690

約数の個数: 48

約数和(自身を含む): 51746688

約数和(自身を除く): 34806468

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 25667, 51334, 77001, 102668, 128335, 154002, 256670, 282337, 308004, 385005, 513340, 564674, 770010, 847011, 1129348, 1411685, 1540020, 1694022, 2823370, 3388044, 4235055, 5646740, 8470110, 16940220]

約数ペア:

[(1, 16940220), (2, 8470110), (3, 5646740), (4, 4235055), (5, 3388044), (6, 2823370), (10, 1694022), (11, 1540020), (12, 1411685), (15, 1129348), (20, 847011), (22, 770010), (30, 564674), (33, 513340), (44, 385005), (55, 308004), (60, 282337), (66, 256670), (110, 154002), (132, 128335), (165, 102668), (220, 77001), (330, 51334), (660, 25667)]