12779940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{212999}}^1$

素因数の和:213011

約数の個数: 24

約数和(自身を含む): 35784000

約数和(自身を除く): 23004060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 212999, 425998, 638997, 851996, 1064995, 1277994, 2129990, 2555988, 3194985, 4259980, 6389970, 12779940]

約数ペア:

[(1, 12779940), (2, 6389970), (3, 4259980), (4, 3194985), (5, 2555988), (6, 2129990), (10, 1277994), (12, 1064995), (15, 851996), (20, 638997), (30, 425998), (60, 212999)]