39706780

素因数分解:

$2^2\times 5^1\times {\mathrm{1051}}^1\times {\mathrm{1889}}^1$

素因数の和:2949

約数の個数: 24

約数和(自身を含む): 83507760

約数和(自身を除く): 43800980

約数列:

[1, 2, 4, 5, 10, 20, 1051, 1889, 2102, 3778, 4204, 5255, 7556, 9445, 10510, 18890, 21020, 37780, 1985339, 3970678, 7941356, 9926695, 19853390, 39706780]

約数ペア:

[(1, 39706780), (2, 19853390), (4, 9926695), (5, 7941356), (10, 3970678), (20, 1985339), (1051, 37780), (1889, 21020), (2102, 18890), (3778, 10510), (4204, 9445), (5255, 7556)]