13242040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47293}}^1$

素因数の和:47311

約数の個数: 32

約数和(自身を含む): 34051680

約数和(自身を除く): 20809640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 47293, 94586, 189172, 236465, 331051, 378344, 472930, 662102, 945860, 1324204, 1655255, 1891720, 2648408, 3310510, 6621020, 13242040]

約数ペア:

[(1, 13242040), (2, 6621020), (4, 3310510), (5, 2648408), (7, 1891720), (8, 1655255), (10, 1324204), (14, 945860), (20, 662102), (28, 472930), (35, 378344), (40, 331051), (56, 236465), (70, 189172), (140, 94586), (280, 47293)]