1320235630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{18860509}}^1$

素因数の和:18860523

約数の個数: 16

約数和(自身を含む): 2715913440

約数和(自身を除く): 1395677810

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 18860509, 37721018, 94302545, 132023563, 188605090, 264047126, 660117815, 1320235630]

約数ペア:

[(1, 1320235630), (2, 660117815), (5, 264047126), (7, 188605090), (10, 132023563), (14, 94302545), (35, 37721018), (70, 18860509)]