4080505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{439}}^1$

素因数の和:481

約数の個数: 24

約数和(自身を含む): 5797440

約数和(自身を除く): 1716935

約数列:

[1, 5, 11, 13, 55, 65, 143, 169, 439, 715, 845, 1859, 2195, 4829, 5707, 9295, 24145, 28535, 62777, 74191, 313885, 370955, 816101, 4080505]

約数ペア:

[(1, 4080505), (5, 816101), (11, 370955), (13, 313885), (55, 74191), (65, 62777), (143, 28535), (169, 24145), (439, 9295), (715, 5707), (845, 4829), (1859, 2195)]