2640867.00000000

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{21341}}^1$

素因数の和:21375

約数の個数: 24

約数和(自身を含む): 111149136

約数和(自身を除く): 34855061

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 715, 3575, 21341, 106705, 234751, 277433, 533525, 1173755, 1387165, 3051763, 5868775, 6935825, 15258815, 76294075]

約数ペア:

[(1, 76294075), (5, 15258815), (11, 6935825), (13, 5868775), (25, 3051763), (55, 1387165), (65, 1173755), (143, 533525), (275, 277433), (325, 234751), (715, 106705), (3575, 21341)]