2017311280

素因数分解:

$2^4\times 5^1\times {\mathrm{25216391}}^1$

素因数の和:25216404

約数の個数: 20

約数和(自身を含む): 4690248912

約数和(自身を除く): 2672937632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25216391, 50432782, 100865564, 126081955, 201731128, 252163910, 403462256, 504327820, 1008655640, 2017311280]

約数ペア:

[(1, 2017311280), (2, 1008655640), (4, 504327820), (5, 403462256), (8, 252163910), (10, 201731128), (16, 126081955), (20, 100865564), (40, 50432782), (80, 25216391)]