87600980

素因数分解:

$2^2\times 5^1\times {\mathrm{4380049}}^1$

素因数の和:4380058

約数の個数: 12

約数和(自身を含む): 183962100

約数和(自身を除く): 96361120

約数列:

[1, 2, 4, 5, 10, 20, 4380049, 8760098, 17520196, 21900245, 43800490, 87600980]

約数ペア:

[(1, 87600980), (2, 43800490), (4, 21900245), (5, 17520196), (10, 8760098), (20, 4380049)]