2920211020

素因数分解:

$2^2\times 5^1\times {\mathrm{9091}}^1\times {\mathrm{16061}}^1$

素因数の和:25161

約数の個数: 24

約数和(自身を含む): 6133499568

約数和(自身を除く): 3213288548

約数列:

[1, 2, 4, 5, 10, 20, 9091, 16061, 18182, 32122, 36364, 45455, 64244, 80305, 90910, 160610, 181820, 321220, 146010551, 292021102, 584042204, 730052755, 1460105510, 2920211020]

約数ペア:

[(1, 2920211020), (2, 1460105510), (4, 730052755), (5, 584042204), (10, 292021102), (20, 146010551), (9091, 321220), (16061, 181820), (18182, 160610), (32122, 90910), (36364, 80305), (45455, 64244)]