20407070

素因数分解:

$2^1\times 5^1\times {\mathrm{347}}^1\times {\mathrm{5881}}^1$

素因数の和:6235

約数の個数: 16

約数和(自身を含む): 36844848

約数和(自身を除く): 16437778

約数列:

[1, 2, 5, 10, 347, 694, 1735, 3470, 5881, 11762, 29405, 58810, 2040707, 4081414, 10203535, 20407070]

約数ペア:

[(1, 20407070), (2, 10203535), (5, 4081414), (10, 2040707), (347, 58810), (694, 29405), (1735, 11762), (3470, 5881)]