83847640

素因数分解:

$2^3\times 5^1\times {\mathrm{2096191}}^1$

素因数の和:2096202

約数の個数: 16

約数和(自身を含む): 188657280

約数和(自身を除く): 104809640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2096191, 4192382, 8384764, 10480955, 16769528, 20961910, 41923820, 83847640]

約数ペア:

[(1, 83847640), (2, 41923820), (4, 20961910), (5, 16769528), (8, 10480955), (10, 8384764), (20, 4192382), (40, 2096191)]