54702980

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{20879}}^1$

素因数の和:21019

約数の個数: 24

約数和(自身を含む): 115758720

約数和(自身を除く): 61055740

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 20879, 41758, 83516, 104395, 208790, 417580, 2735149, 5470298, 10940596, 13675745, 27351490, 54702980]

約数ペア:

[(1, 54702980), (2, 27351490), (4, 13675745), (5, 10940596), (10, 5470298), (20, 2735149), (131, 417580), (262, 208790), (524, 104395), (655, 83516), (1310, 41758), (2620, 20879)]