1778020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4679}}^1$

素因数の和:4707

約数の個数: 24

約数和(自身を含む): 3931200

約数和(自身を除く): 2153180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 4679, 9358, 18716, 23395, 46790, 88901, 93580, 177802, 355604, 444505, 889010, 1778020]

約数ペア:

[(1, 1778020), (2, 889010), (4, 444505), (5, 355604), (10, 177802), (19, 93580), (20, 88901), (38, 46790), (76, 23395), (95, 18716), (190, 9358), (380, 4679)]