2078477720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4723813}}^1$

素因数の和:4723835

約数の個数: 32

約数和(自身を含む): 5101719120

約数和(自身を除く): 3023241400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4723813, 9447626, 18895252, 23619065, 37790504, 47238130, 51961943, 94476260, 103923886, 188952520, 207847772, 259809715, 415695544, 519619430, 1039238860, 2078477720]

約数ペア:

[(1, 2078477720), (2, 1039238860), (4, 519619430), (5, 415695544), (8, 259809715), (10, 207847772), (11, 188952520), (20, 103923886), (22, 94476260), (40, 51961943), (44, 47238130), (55, 37790504), (88, 23619065), (110, 18895252), (220, 9447626), (440, 4723813)]