1240820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{8863}}^1$

素因数の和:8879

約数の個数: 24

約数和(自身を含む): 2978304

約数和(自身を除く): 1737484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 8863, 17726, 35452, 44315, 62041, 88630, 124082, 177260, 248164, 310205, 620410, 1240820]

約数ペア:

[(1, 1240820), (2, 620410), (4, 310205), (5, 248164), (7, 177260), (10, 124082), (14, 88630), (20, 62041), (28, 44315), (35, 35452), (70, 17726), (140, 8863)]