2177296

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:247

約数の個数: 40

約数和(自身を含む): 4687200

約数和(自身を除く): 2509904

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 89, 139, 176, 178, 278, 356, 556, 712, 979, 1112, 1424, 1529, 1958, 2224, 3058, 3916, 6116, 7832, 12232, 12371, 15664, 24464, 24742, 49484, 98968, 136081, 197936, 272162, 544324, 1088648, 2177296]

約数ペア:

[(1, 2177296), (2, 1088648), (4, 544324), (8, 272162), (11, 197936), (16, 136081), (22, 98968), (44, 49484), (88, 24742), (89, 24464), (139, 15664), (176, 12371), (178, 12232), (278, 7832), (356, 6116), (556, 3916), (712, 3058), (979, 2224), (1112, 1958), (1424, 1529)]