1981180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5827}}^1$

素因数の和:5853

約数の個数: 24

約数和(自身を含む): 4405968

約数和(自身を除く): 2424788

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 5827, 11654, 23308, 29135, 58270, 99059, 116540, 198118, 396236, 495295, 990590, 1981180]

約数ペア:

[(1, 1981180), (2, 990590), (4, 495295), (5, 396236), (10, 198118), (17, 116540), (20, 99059), (34, 58270), (68, 29135), (85, 23308), (170, 11654), (340, 5827)]