68426980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{180071}}^1$

素因数の和:180099

約数の個数: 24

約数和(自身を含む): 151260480

約数和(自身を除く): 82833500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 180071, 360142, 720284, 900355, 1800710, 3421349, 3601420, 6842698, 13685396, 17106745, 34213490, 68426980]

約数ペア:

[(1, 68426980), (2, 34213490), (4, 17106745), (5, 13685396), (10, 6842698), (19, 3601420), (20, 3421349), (38, 1800710), (76, 900355), (95, 720284), (190, 360142), (380, 180071)]