3816940

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1373}}^1$

素因数の和:1521

約数の個数: 24

約数和(自身を含む): 8079120

約数和(自身を除く): 4262180

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1373, 1390, 2746, 2780, 5492, 6865, 13730, 27460, 190847, 381694, 763388, 954235, 1908470, 3816940]

約数ペア:

[(1, 3816940), (2, 1908470), (4, 954235), (5, 763388), (10, 381694), (20, 190847), (139, 27460), (278, 13730), (556, 6865), (695, 5492), (1373, 2780), (1390, 2746)]