37980940

素因数分解:

$2^2\times 5^1\times {\mathrm{1899047}}^1$

素因数の和:1899056

約数の個数: 12

約数和(自身を含む): 79760016

約数和(自身を除く): 41779076

約数列:

[1, 2, 4, 5, 10, 20, 1899047, 3798094, 7596188, 9495235, 18990470, 37980940]

約数ペア:

[(1, 37980940), (2, 18990470), (4, 9495235), (5, 7596188), (10, 3798094), (20, 1899047)]