15850520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{8087}}^1$

素因数の和:8112

約数の個数: 48

約数和(自身を含む): 41491440

約数和(自身を除く): 25640920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 8087, 16174, 32348, 40435, 56609, 64696, 80870, 113218, 161740, 226436, 283045, 323480, 396263, 452872, 566090, 792526, 1132180, 1585052, 1981315, 2264360, 3170104, 3962630, 7925260, 15850520]

約数ペア:

[(1, 15850520), (2, 7925260), (4, 3962630), (5, 3170104), (7, 2264360), (8, 1981315), (10, 1585052), (14, 1132180), (20, 792526), (28, 566090), (35, 452872), (40, 396263), (49, 323480), (56, 283045), (70, 226436), (98, 161740), (140, 113218), (196, 80870), (245, 64696), (280, 56609), (392, 40435), (490, 32348), (980, 16174), (1960, 8087)]