2931800

素因数分解:

$2^3\times 5^2\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 6930360

約数和(自身を除く): 3998560

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 107, 137, 200, 214, 274, 428, 535, 548, 685, 856, 1070, 1096, 1370, 2140, 2675, 2740, 3425, 4280, 5350, 5480, 6850, 10700, 13700, 14659, 21400, 27400, 29318, 58636, 73295, 117272, 146590, 293180, 366475, 586360, 732950, 1465900, 2931800]

約数ペア:

[(1, 2931800), (2, 1465900), (4, 732950), (5, 586360), (8, 366475), (10, 293180), (20, 146590), (25, 117272), (40, 73295), (50, 58636), (100, 29318), (107, 27400), (137, 21400), (200, 14659), (214, 13700), (274, 10700), (428, 6850), (535, 5480), (548, 5350), (685, 4280), (856, 3425), (1070, 2740), (1096, 2675), (1370, 2140)]