2080388535

素因数分解:

$3^1\times 5^1\times {\mathrm{5351}}^1\times {\mathrm{25919}}^1$

素因数の和:31278

約数の個数: 16

約数和(自身を含む): 3329372160

約数和(自身を除く): 1248983625

約数列:

[1, 3, 5, 15, 5351, 16053, 25919, 26755, 77757, 80265, 129595, 388785, 138692569, 416077707, 693462845, 2080388535]

約数ペア:

[(1, 2080388535), (3, 693462845), (5, 416077707), (15, 138692569), (5351, 388785), (16053, 129595), (25919, 80265), (26755, 77757)]