1870940

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{673}}^1$

素因数の和:821

約数の個数: 24

約数和(自身を含む): 3963120

約数和(自身を除く): 2092180

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 673, 695, 1346, 1390, 2692, 2780, 3365, 6730, 13460, 93547, 187094, 374188, 467735, 935470, 1870940]

約数ペア:

[(1, 1870940), (2, 935470), (4, 467735), (5, 374188), (10, 187094), (20, 93547), (139, 13460), (278, 6730), (556, 3365), (673, 2780), (695, 2692), (1346, 1390)]