2160664

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{571}}^1$

素因数の和:631

約数の個数: 32

約数和(自身を含む): 4530240

約数和(自身を除く): 2369576

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 571, 946, 1142, 1892, 2284, 3784, 4568, 6281, 12562, 24553, 25124, 49106, 50248, 98212, 196424, 270083, 540166, 1080332, 2160664]

約数ペア:

[(1, 2160664), (2, 1080332), (4, 540166), (8, 270083), (11, 196424), (22, 98212), (43, 50248), (44, 49106), (86, 25124), (88, 24553), (172, 12562), (344, 6281), (473, 4568), (571, 3784), (946, 2284), (1142, 1892)]