12719940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2099}}^1$

素因数の和:2212

約数の個数: 48

約数和(自身を含む): 35985600

約数和(自身を除く): 23265660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 101, 202, 303, 404, 505, 606, 1010, 1212, 1515, 2020, 2099, 3030, 4198, 6060, 6297, 8396, 10495, 12594, 20990, 25188, 31485, 41980, 62970, 125940, 211999, 423998, 635997, 847996, 1059995, 1271994, 2119990, 2543988, 3179985, 4239980, 6359970, 12719940]

約数ペア:

[(1, 12719940), (2, 6359970), (3, 4239980), (4, 3179985), (5, 2543988), (6, 2119990), (10, 1271994), (12, 1059995), (15, 847996), (20, 635997), (30, 423998), (60, 211999), (101, 125940), (202, 62970), (303, 41980), (404, 31485), (505, 25188), (606, 20990), (1010, 12594), (1212, 10495), (1515, 8396), (2020, 6297), (2099, 6060), (3030, 4198)]