2022500

素因数分解:

$2^2\times 5^4\times {\mathrm{809}}^1$

素因数の和:833

約数の個数: 30

約数和(自身を含む): 4428270

約数和(自身を除く): 2405770

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 809, 1250, 1618, 2500, 3236, 4045, 8090, 16180, 20225, 40450, 80900, 101125, 202250, 404500, 505625, 1011250, 2022500]

約数ペア:

[(1, 2022500), (2, 1011250), (4, 505625), (5, 404500), (10, 202250), (20, 101125), (25, 80900), (50, 40450), (100, 20225), (125, 16180), (250, 8090), (500, 4045), (625, 3236), (809, 2500), (1250, 1618)]