20228500

素因数分解:

$2^2\times 5^3\times {\mathrm{23}}^1\times {\mathrm{1759}}^1$

素因数の和:1801

約数の個数: 48

約数和(自身を含む): 46126080

約数和(自身を除く): 25897580

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 125, 230, 250, 460, 500, 575, 1150, 1759, 2300, 2875, 3518, 5750, 7036, 8795, 11500, 17590, 35180, 40457, 43975, 80914, 87950, 161828, 175900, 202285, 219875, 404570, 439750, 809140, 879500, 1011425, 2022850, 4045700, 5057125, 10114250, 20228500]

約数ペア:

[(1, 20228500), (2, 10114250), (4, 5057125), (5, 4045700), (10, 2022850), (20, 1011425), (23, 879500), (25, 809140), (46, 439750), (50, 404570), (92, 219875), (100, 202285), (115, 175900), (125, 161828), (230, 87950), (250, 80914), (460, 43975), (500, 40457), (575, 35180), (1150, 17590), (1759, 11500), (2300, 8795), (2875, 7036), (3518, 5750)]