207903760

素因数分解:

$2^4\times 5^1\times {\mathrm{547}}^1\times {\mathrm{4751}}^1$

素因数の和:5311

約数の個数: 40

約数和(自身を含む): 484361856

約数和(自身を除く): 276458096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 547, 1094, 2188, 2735, 4376, 4751, 5470, 8752, 9502, 10940, 19004, 21880, 23755, 38008, 43760, 47510, 76016, 95020, 190040, 380080, 2598797, 5197594, 10395188, 12993985, 20790376, 25987970, 41580752, 51975940, 103951880, 207903760]

約数ペア:

[(1, 207903760), (2, 103951880), (4, 51975940), (5, 41580752), (8, 25987970), (10, 20790376), (16, 12993985), (20, 10395188), (40, 5197594), (80, 2598797), (547, 380080), (1094, 190040), (2188, 95020), (2735, 76016), (4376, 47510), (4751, 43760), (5470, 38008), (8752, 23755), (9502, 21880), (10940, 19004)]