828020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2179}}^1$

素因数の和:2207

約数の個数: 24

約数和(自身を含む): 1831200

約数和(自身を除く): 1003180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 2179, 4358, 8716, 10895, 21790, 41401, 43580, 82802, 165604, 207005, 414010, 828020]

約数ペア:

[(1, 828020), (2, 414010), (4, 207005), (5, 165604), (10, 82802), (19, 43580), (20, 41401), (38, 21790), (76, 10895), (95, 8716), (190, 4358), (380, 2179)]