85028420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{223759}}^1$

素因数の和:223787

約数の個数: 24

約数和(自身を含む): 187958400

約数和(自身を除く): 102929980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 223759, 447518, 895036, 1118795, 2237590, 4251421, 4475180, 8502842, 17005684, 21257105, 42514210, 85028420]

約数ペア:

[(1, 85028420), (2, 42514210), (4, 21257105), (5, 17005684), (10, 8502842), (19, 4475180), (20, 4251421), (38, 2237590), (76, 1118795), (95, 895036), (190, 447518), (380, 223759)]