2956940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{21121}}^1$

素因数の和:21137

約数の個数: 24

約数和(自身を含む): 7096992

約数和(自身を除く): 4140052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 21121, 42242, 84484, 105605, 147847, 211210, 295694, 422420, 591388, 739235, 1478470, 2956940]

約数ペア:

[(1, 2956940), (2, 1478470), (4, 739235), (5, 591388), (7, 422420), (10, 295694), (14, 211210), (20, 147847), (28, 105605), (35, 84484), (70, 42242), (140, 21121)]