20206480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{36083}}^1$

素因数の和:36103

約数の個数: 40

約数和(自身を含む): 53692992

約数和(自身を除く): 33486512

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 36083, 72166, 144332, 180415, 252581, 288664, 360830, 505162, 577328, 721660, 1010324, 1262905, 1443320, 2020648, 2525810, 2886640, 4041296, 5051620, 10103240, 20206480]

約数ペア:

[(1, 20206480), (2, 10103240), (4, 5051620), (5, 4041296), (7, 2886640), (8, 2525810), (10, 2020648), (14, 1443320), (16, 1262905), (20, 1010324), (28, 721660), (35, 577328), (40, 505162), (56, 360830), (70, 288664), (80, 252581), (112, 180415), (140, 144332), (280, 72166), (560, 36083)]