20215770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{6947}}^1$

素因数の和:7054

約数の個数: 32

約数和(自身を含む): 49025088

約数和(自身を除く): 28809318

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 97, 194, 291, 485, 582, 970, 1455, 2910, 6947, 13894, 20841, 34735, 41682, 69470, 104205, 208410, 673859, 1347718, 2021577, 3369295, 4043154, 6738590, 10107885, 20215770]

約数ペア:

[(1, 20215770), (2, 10107885), (3, 6738590), (5, 4043154), (6, 3369295), (10, 2021577), (15, 1347718), (30, 673859), (97, 208410), (194, 104205), (291, 69470), (485, 41682), (582, 34735), (970, 20841), (1455, 13894), (2910, 6947)]