249529940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{499}}^1\times {\mathrm{2273}}^1$

素因数の和:2792

約数の個数: 48

約数和(自身を含む): 573048000

約数和(自身を除く): 323518060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 499, 998, 1996, 2273, 2495, 4546, 4990, 5489, 9092, 9980, 10978, 11365, 21956, 22730, 25003, 27445, 45460, 50006, 54890, 100012, 109780, 125015, 250030, 500060, 1134227, 2268454, 4536908, 5671135, 11342270, 12476497, 22684540, 24952994, 49905988, 62382485, 124764970, 249529940]

約数ペア:

[(1, 249529940), (2, 124764970), (4, 62382485), (5, 49905988), (10, 24952994), (11, 22684540), (20, 12476497), (22, 11342270), (44, 5671135), (55, 4536908), (110, 2268454), (220, 1134227), (499, 500060), (998, 250030), (1996, 125015), (2273, 109780), (2495, 100012), (4546, 54890), (4990, 50006), (5489, 45460), (9092, 27445), (9980, 25003), (10978, 22730), (11365, 21956)]