210004790

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{160309}}^1$

素因数の和:160447

約数の個数: 16

約数和(自身を含む): 380896560

約数和(自身を除く): 170891770

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 160309, 320618, 801545, 1603090, 21000479, 42000958, 105002395, 210004790]

約数ペア:

[(1, 210004790), (2, 105002395), (5, 42000958), (10, 21000479), (131, 1603090), (262, 801545), (655, 320618), (1310, 160309)]