49840028

素因数分解:

$2^2\times 7^1\times {\mathrm{1780001}}^1$

素因数の和:1780012

約数の個数: 12

約数和(自身を含む): 99680112

約数和(自身を除く): 49840084

約数列:

[1, 2, 4, 7, 14, 28, 1780001, 3560002, 7120004, 12460007, 24920014, 49840028]

約数ペア:

[(1, 49840028), (2, 24920014), (4, 12460007), (7, 7120004), (14, 3560002), (28, 1780001)]