84818740

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{43721}}^1$

素因数の和:43827

約数の個数: 24

約数和(自身を含む): 179959752

約数和(自身を除く): 95141012

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 43721, 87442, 174884, 218605, 437210, 874420, 4240937, 8481874, 16963748, 21204685, 42409370, 84818740]

約数ペア:

[(1, 84818740), (2, 42409370), (4, 21204685), (5, 16963748), (10, 8481874), (20, 4240937), (97, 874420), (194, 437210), (388, 218605), (485, 174884), (970, 87442), (1940, 43721)]