16720060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{119429}}^1$

素因数の和:119445

約数の個数: 24

約数和(自身を含む): 40128480

約数和(自身を除く): 23408420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 119429, 238858, 477716, 597145, 836003, 1194290, 1672006, 2388580, 3344012, 4180015, 8360030, 16720060]

約数ペア:

[(1, 16720060), (2, 8360030), (4, 4180015), (5, 3344012), (7, 2388580), (10, 1672006), (14, 1194290), (20, 836003), (28, 597145), (35, 477716), (70, 238858), (140, 119429)]