77881190

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{409901}}^1$

素因数の和:409927

約数の個数: 16

約数和(自身を含む): 147564720

約数和(自身を除く): 69683530

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 409901, 819802, 2049505, 4099010, 7788119, 15576238, 38940595, 77881190]

約数ペア:

[(1, 77881190), (2, 38940595), (5, 15576238), (10, 7788119), (19, 4099010), (38, 2049505), (95, 819802), (190, 409901)]