856940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{6121}}^1$

素因数の和:6137

約数の個数: 24

約数和(自身を含む): 2056992

約数和(自身を除く): 1200052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 6121, 12242, 24484, 30605, 42847, 61210, 85694, 122420, 171388, 214235, 428470, 856940]

約数ペア:

[(1, 856940), (2, 428470), (4, 214235), (5, 171388), (7, 122420), (10, 85694), (14, 61210), (20, 42847), (28, 30605), (35, 24484), (70, 12242), (140, 6121)]