869438020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{433}}^1\times {\mathrm{9127}}^1$

素因数の和:9580

約数の個数: 48

約数和(自身を含む): 1996622208

約数和(自身を除く): 1127184188

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 433, 866, 1732, 2165, 4330, 4763, 8660, 9127, 9526, 18254, 19052, 23815, 36508, 45635, 47630, 91270, 95260, 100397, 182540, 200794, 401588, 501985, 1003970, 2007940, 3951991, 7903982, 15807964, 19759955, 39519910, 43471901, 79039820, 86943802, 173887604, 217359505, 434719010, 869438020]

約数ペア:

[(1, 869438020), (2, 434719010), (4, 217359505), (5, 173887604), (10, 86943802), (11, 79039820), (20, 43471901), (22, 39519910), (44, 19759955), (55, 15807964), (110, 7903982), (220, 3951991), (433, 2007940), (866, 1003970), (1732, 501985), (2165, 401588), (4330, 200794), (4763, 182540), (8660, 100397), (9127, 95260), (9526, 91270), (18254, 47630), (19052, 45635), (23815, 36508)]