1983340

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{757}}^1$

素因数の和:897

約数の個数: 24

約数和(自身を含む): 4202352

約数和(自身を除く): 2219012

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 757, 1310, 1514, 2620, 3028, 3785, 7570, 15140, 99167, 198334, 396668, 495835, 991670, 1983340]

約数ペア:

[(1, 1983340), (2, 991670), (4, 495835), (5, 396668), (10, 198334), (20, 99167), (131, 15140), (262, 7570), (524, 3785), (655, 3028), (757, 2620), (1310, 1514)]