1979500

素因数分解:

$2^2\times 5^3\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:163

約数の個数: 48

約数和(自身を含む): 4481568

約数和(自身を除く): 2502068

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 107, 125, 148, 185, 214, 250, 370, 428, 500, 535, 740, 925, 1070, 1850, 2140, 2675, 3700, 3959, 4625, 5350, 7918, 9250, 10700, 13375, 15836, 18500, 19795, 26750, 39590, 53500, 79180, 98975, 197950, 395900, 494875, 989750, 1979500]

約数ペア:

[(1, 1979500), (2, 989750), (4, 494875), (5, 395900), (10, 197950), (20, 98975), (25, 79180), (37, 53500), (50, 39590), (74, 26750), (100, 19795), (107, 18500), (125, 15836), (148, 13375), (185, 10700), (214, 9250), (250, 7918), (370, 5350), (428, 4625), (500, 3959), (535, 3700), (740, 2675), (925, 2140), (1070, 1850)]