127768340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{912631}}^1$

素因数の和:912647

約数の個数: 24

約数和(自身を含む): 306644352

約数和(自身を除く): 178876012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 912631, 1825262, 3650524, 4563155, 6388417, 9126310, 12776834, 18252620, 25553668, 31942085, 63884170, 127768340]

約数ペア:

[(1, 127768340), (2, 63884170), (4, 31942085), (5, 25553668), (7, 18252620), (10, 12776834), (14, 9126310), (20, 6388417), (28, 4563155), (35, 3650524), (70, 1825262), (140, 912631)]