51019220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{364423}}^1$

素因数の和:364439

約数の個数: 24

約数和(自身を含む): 122446464

約数和(自身を除く): 71427244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 364423, 728846, 1457692, 1822115, 2550961, 3644230, 5101922, 7288460, 10203844, 12754805, 25509610, 51019220]

約数ペア:

[(1, 51019220), (2, 25509610), (4, 12754805), (5, 10203844), (7, 7288460), (10, 5101922), (14, 3644230), (20, 2550961), (28, 1822115), (35, 1457692), (70, 728846), (140, 364423)]