4128500

素因数分解:

$2^2\times 5^3\times {\mathrm{23}}^1\times {\mathrm{359}}^1$

素因数の和:401

約数の個数: 48

約数和(自身を含む): 9434880

約数和(自身を除く): 5306380

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 125, 230, 250, 359, 460, 500, 575, 718, 1150, 1436, 1795, 2300, 2875, 3590, 5750, 7180, 8257, 8975, 11500, 16514, 17950, 33028, 35900, 41285, 44875, 82570, 89750, 165140, 179500, 206425, 412850, 825700, 1032125, 2064250, 4128500]

約数ペア:

[(1, 4128500), (2, 2064250), (4, 1032125), (5, 825700), (10, 412850), (20, 206425), (23, 179500), (25, 165140), (46, 89750), (50, 82570), (92, 44875), (100, 41285), (115, 35900), (125, 33028), (230, 17950), (250, 16514), (359, 11500), (460, 8975), (500, 8257), (575, 7180), (718, 5750), (1150, 3590), (1436, 2875), (1795, 2300)]