28409570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{3793}}^1$

素因数の和:3914

約数の個数: 32

約数和(自身を含む): 59004288

約数和(自身を除く): 30594718

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 107, 214, 535, 749, 1070, 1498, 3745, 3793, 7490, 7586, 18965, 26551, 37930, 53102, 132755, 265510, 405851, 811702, 2029255, 2840957, 4058510, 5681914, 14204785, 28409570]

約数ペア:

[(1, 28409570), (2, 14204785), (5, 5681914), (7, 4058510), (10, 2840957), (14, 2029255), (35, 811702), (70, 405851), (107, 265510), (214, 132755), (535, 53102), (749, 37930), (1070, 26551), (1498, 18965), (3745, 7586), (3793, 7490)]