66427120

素因数分解:

$2^4\times 5^1\times {\mathrm{830339}}^1$

素因数の和:830352

約数の個数: 20

約数和(自身を含む): 154443240

約数和(自身を除く): 88016120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 830339, 1660678, 3321356, 4151695, 6642712, 8303390, 13285424, 16606780, 33213560, 66427120]

約数ペア:

[(1, 66427120), (2, 33213560), (4, 16606780), (5, 13285424), (8, 8303390), (10, 6642712), (16, 4151695), (20, 3321356), (40, 1660678), (80, 830339)]