25491970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{364171}}^1$

素因数の和:364185

約数の個数: 16

約数和(自身を含む): 52440768

約数和(自身を除く): 26948798

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 364171, 728342, 1820855, 2549197, 3641710, 5098394, 12745985, 25491970]

約数ペア:

[(1, 25491970), (2, 12745985), (5, 5098394), (7, 3641710), (10, 2549197), (14, 1820855), (35, 728342), (70, 364171)]