20279940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{337999}}^1$

素因数の和:338011

約数の個数: 24

約数和(自身を含む): 56784000

約数和(自身を除く): 36504060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 337999, 675998, 1013997, 1351996, 1689995, 2027994, 3379990, 4055988, 5069985, 6759980, 10139970, 20279940]

約数ペア:

[(1, 20279940), (2, 10139970), (3, 6759980), (4, 5069985), (5, 4055988), (6, 3379990), (10, 2027994), (12, 1689995), (15, 1351996), (20, 1013997), (30, 675998), (60, 337999)]