389650870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{5566441}}^1$

素因数の和:5566455

約数の個数: 16

約数和(自身を含む): 801567648

約数和(自身を除く): 411916778

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 5566441, 11132882, 27832205, 38965087, 55664410, 77930174, 194825435, 389650870]

約数ペア:

[(1, 389650870), (2, 194825435), (5, 77930174), (7, 55664410), (10, 38965087), (14, 27832205), (35, 11132882), (70, 5566441)]