393977940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{6566299}}^1$

素因数の和:6566311

約数の個数: 24

約数和(自身を含む): 1103138400

約数和(自身を除く): 709160460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 6566299, 13132598, 19698897, 26265196, 32831495, 39397794, 65662990, 78795588, 98494485, 131325980, 196988970, 393977940]

約数ペア:

[(1, 393977940), (2, 196988970), (3, 131325980), (4, 98494485), (5, 78795588), (6, 65662990), (10, 39397794), (12, 32831495), (15, 26265196), (20, 19698897), (30, 13132598), (60, 6566299)]