20205210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{16427}}^1$

素因数の和:16478

約数の個数: 32

約数和(自身を含む): 49678272

約数和(自身を除く): 29473062

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 1230, 16427, 32854, 49281, 82135, 98562, 164270, 246405, 492810, 673507, 1347014, 2020521, 3367535, 4041042, 6735070, 10102605, 20205210]

約数ペア:

[(1, 20205210), (2, 10102605), (3, 6735070), (5, 4041042), (6, 3367535), (10, 2020521), (15, 1347014), (30, 673507), (41, 492810), (82, 246405), (123, 164270), (205, 98562), (246, 82135), (410, 49281), (615, 32854), (1230, 16427)]