206460140

素因数分解:

$2^2\times 5^1\times {\mathrm{2417}}^1\times {\mathrm{4271}}^1$

素因数の和:6697

約数の個数: 24

約数和(自身を含む): 433847232

約数和(自身を除く): 227387092

約数列:

[1, 2, 4, 5, 10, 20, 2417, 4271, 4834, 8542, 9668, 12085, 17084, 21355, 24170, 42710, 48340, 85420, 10323007, 20646014, 41292028, 51615035, 103230070, 206460140]

約数ペア:

[(1, 206460140), (2, 103230070), (4, 51615035), (5, 41292028), (10, 20646014), (20, 10323007), (2417, 85420), (4271, 48340), (4834, 42710), (8542, 24170), (9668, 21355), (12085, 17084)]