204526540

素因数分解:

$2^2\times 5^1\times {\mathrm{2417}}^1\times {\mathrm{4231}}^1$

素因数の和:6657

約数の個数: 24

約数和(自身を含む): 429784992

約数和(自身を除く): 225258452

約数列:

[1, 2, 4, 5, 10, 20, 2417, 4231, 4834, 8462, 9668, 12085, 16924, 21155, 24170, 42310, 48340, 84620, 10226327, 20452654, 40905308, 51131635, 102263270, 204526540]

約数ペア:

[(1, 204526540), (2, 102263270), (4, 51131635), (5, 40905308), (10, 20452654), (20, 10226327), (2417, 84620), (4231, 48340), (4834, 42310), (8462, 24170), (9668, 21155), (12085, 16924)]