52804009420

素因数分解:

$2^2\times 5^1\times {\mathrm{2640200471}}^1$

素因数の和:2640200480

約数の個数: 12

約数和(自身を含む): 110888419824

約数和(自身を除く): 58084410404

約数列:

[1, 2, 4, 5, 10, 20, 2640200471, 5280400942, 10560801884, 13201002355, 26402004710, 52804009420]

約数ペア:

[(1, 52804009420), (2, 26402004710), (4, 13201002355), (5, 10560801884), (10, 5280400942), (20, 2640200471)]