15851780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113227}}^1$

素因数の和:113243

約数の個数: 24

約数和(自身を含む): 38044608

約数和(自身を除く): 22192828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 113227, 226454, 452908, 566135, 792589, 1132270, 1585178, 2264540, 3170356, 3962945, 7925890, 15851780]

約数ペア:

[(1, 15851780), (2, 7925890), (4, 3962945), (5, 3170356), (7, 2264540), (10, 1585178), (14, 1132270), (20, 792589), (28, 566135), (35, 452908), (70, 226454), (140, 113227)]