4378780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31277}}^1$

素因数の和:31293

約数の個数: 24

約数和(自身を含む): 10509408

約数和(自身を除く): 6130628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 31277, 62554, 125108, 156385, 218939, 312770, 437878, 625540, 875756, 1094695, 2189390, 4378780]

約数ペア:

[(1, 4378780), (2, 2189390), (4, 1094695), (5, 875756), (7, 625540), (10, 437878), (14, 312770), (20, 218939), (28, 156385), (35, 125108), (70, 62554), (140, 31277)]