82152020

素因数分解:

$2^2\times 5^1\times {\mathrm{857}}^1\times {\mathrm{4793}}^1$

素因数の和:5659

約数の個数: 24

約数和(自身を含む): 172756584

約数和(自身を除く): 90604564

約数列:

[1, 2, 4, 5, 10, 20, 857, 1714, 3428, 4285, 4793, 8570, 9586, 17140, 19172, 23965, 47930, 95860, 4107601, 8215202, 16430404, 20538005, 41076010, 82152020]

約数ペア:

[(1, 82152020), (2, 41076010), (4, 20538005), (5, 16430404), (10, 8215202), (20, 4107601), (857, 95860), (1714, 47930), (3428, 23965), (4285, 19172), (4793, 17140), (8570, 9586)]