8125540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21383}}^1$

素因数の和:21411

約数の個数: 24

約数和(自身を含む): 17962560

約数和(自身を除く): 9837020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 21383, 42766, 85532, 106915, 213830, 406277, 427660, 812554, 1625108, 2031385, 4062770, 8125540]

約数ペア:

[(1, 8125540), (2, 4062770), (4, 2031385), (5, 1625108), (10, 812554), (19, 427660), (20, 406277), (38, 213830), (76, 106915), (95, 85532), (190, 42766), (380, 21383)]