2019950440

素因数分解:

$2^3\times 5^1\times {\mathrm{50498761}}^1$

素因数の和:50498772

約数の個数: 16

約数和(自身を含む): 4544888580

約数和(自身を除く): 2524938140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50498761, 100997522, 201995044, 252493805, 403990088, 504987610, 1009975220, 2019950440]

約数ペア:

[(1, 2019950440), (2, 1009975220), (4, 504987610), (5, 403990088), (8, 252493805), (10, 201995044), (20, 100997522), (40, 50498761)]