85830980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{225871}}^1$

素因数の和:225899

約数の個数: 24

約数和(自身を含む): 189732480

約数和(自身を除く): 103901500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 225871, 451742, 903484, 1129355, 2258710, 4291549, 4517420, 8583098, 17166196, 21457745, 42915490, 85830980]

約数ペア:

[(1, 85830980), (2, 42915490), (4, 21457745), (5, 17166196), (10, 8583098), (19, 4517420), (20, 4291549), (38, 2258710), (76, 1129355), (95, 903484), (190, 451742), (380, 225871)]