249761380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1135279}}^1$

素因数の和:1135299

約数の個数: 24

約数和(自身を含む): 572181120

約数和(自身を除く): 322419740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1135279, 2270558, 4541116, 5676395, 11352790, 12488069, 22705580, 24976138, 49952276, 62440345, 124880690, 249761380]

約数ペア:

[(1, 249761380), (2, 124880690), (4, 62440345), (5, 49952276), (10, 24976138), (11, 22705580), (20, 12488069), (22, 11352790), (44, 5676395), (55, 4541116), (110, 2270558), (220, 1135279)]