54649420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{390353}}^1$

素因数の和:390369

約数の個数: 24

約数和(自身を含む): 131158944

約数和(自身を除く): 76509524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 390353, 780706, 1561412, 1951765, 2732471, 3903530, 5464942, 7807060, 10929884, 13662355, 27324710, 54649420]

約数ペア:

[(1, 54649420), (2, 27324710), (4, 13662355), (5, 10929884), (7, 7807060), (10, 5464942), (14, 3903530), (20, 2732471), (28, 1951765), (35, 1561412), (70, 780706), (140, 390353)]