155264660

素因数分解:

$2^2\times 5^1\times {\mathrm{2131}}^1\times {\mathrm{3643}}^1$

素因数の和:5783

約数の個数: 24

約数和(自身を含む): 326298336

約数和(自身を除く): 171033676

約数列:

[1, 2, 4, 5, 10, 20, 2131, 3643, 4262, 7286, 8524, 10655, 14572, 18215, 21310, 36430, 42620, 72860, 7763233, 15526466, 31052932, 38816165, 77632330, 155264660]

約数ペア:

[(1, 155264660), (2, 77632330), (4, 38816165), (5, 31052932), (10, 15526466), (20, 7763233), (2131, 72860), (3643, 42620), (4262, 36430), (7286, 21310), (8524, 18215), (10655, 14572)]