207923120

素因数分解:

$2^4\times 5^1\times {\mathrm{2599039}}^1$

素因数の和:2599052

約数の個数: 20

約数和(自身を含む): 483421440

約数和(自身を除く): 275498320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2599039, 5198078, 10396156, 12995195, 20792312, 25990390, 41584624, 51980780, 103961560, 207923120]

約数ペア:

[(1, 207923120), (2, 103961560), (4, 51980780), (5, 41584624), (8, 25990390), (10, 20792312), (16, 12995195), (20, 10396156), (40, 5198078), (80, 2599039)]