1388338030

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1347901}}^1$

素因数の和:1348011

約数の個数: 16

約数和(自身を含む): 2523272544

約数和(自身を除く): 1134934514

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 1347901, 2695802, 6739505, 13479010, 138833803, 277667606, 694169015, 1388338030]

約数ペア:

[(1, 1388338030), (2, 694169015), (5, 277667606), (10, 138833803), (103, 13479010), (206, 6739505), (515, 2695802), (1030, 1347901)]