2174661640

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{428083}}^1$

素因数の和:428221

約数の個数: 32

約数和(自身を含む): 4931527680

約数和(自身を除く): 2756866040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 428083, 856166, 1712332, 2140415, 3424664, 4280830, 8561660, 17123320, 54366541, 108733082, 217466164, 271832705, 434932328, 543665410, 1087330820, 2174661640]

約数ペア:

[(1, 2174661640), (2, 1087330820), (4, 543665410), (5, 434932328), (8, 271832705), (10, 217466164), (20, 108733082), (40, 54366541), (127, 17123320), (254, 8561660), (508, 4280830), (635, 3424664), (1016, 2140415), (1270, 1712332), (2540, 856166), (5080, 428083)]